Future value of a portfolio.Rachel and Richard want to know when their current portfolio will be sufficient for them to retire. They have the following balances in their portfolio:

Money market account (MM):

$39,000

Government bond mutual fund (GB):

$140,000

Large capital mutual fund (LC):

$108,000

Small capital mutual fund (SC):

$73,000

Real estate trust fund (RE):

$84,000

Rachel and Richard believe they need at least

$1,500,000

to retire. The money market account grows at

2.5 %

annually, the government bond mutual fund grows at

5.5 %

annually, the large capital mutual fund grows at

8.5 %

annually, the small capital mutual fund grows at

14.0 %

annually, and the real estate trust fund grows at

3.5 %

annually. With the assumption that no more funds will be deposited into any of these accounts, how long will it be until they reach the

$1,500,000

goal?

Rachel and Richard will need to invest their accounts for _________ or more years to reach $1,500,000

.

(Round to the nearest whole number.)