Use the compound interest formula to compute the balance in the following account after the stated period of time, assuming interest is compounded annually. $8000 invested at an APR of 2.8% for 19 years. The balance in the account after 19 years is $. (Round to the nearest cent as needed.) $9000 invested at an APR of 3.4% for 15 years. The balance in the account after 15 years is $ (Round to the nearest cent as needed.)