How much would you have to invest today to receive the following? Use Appendix B and Appendix D for an approximate answer, but calculate your final answer using the formula and financial calculator methods.

$$14,100$ in $5$ years at $9$ percent.

Note: Do not round intermediate calculations. Round your final answer to $2$ decimal places.

$$18,000$ in $19$ years at $7$ percent.

Note: Do not round intermediate calculations. Round your final answer to $2$ decimal places.

$$7,200$ each year for $13$ years at $11$ percent.

Note: Do not round intermediate calculations. Round your final answer to $2$ decimal places.

$$49,000$ each year for $25$ years at $6$ percent.

Note: Do not round intermediate calculations. Round your final answer to $2$ decimal places.