You've just bought a new flat screen TV for dollar 3,000 and the store your bought it from offers to let you finance the entire purchase at an amount rate of 14 percent corresponded monthly. If you take the financing and make monthly payments of dollar 100, how long will it take to pay off the loan? How much will you pay in interest over the life of the loan? the number of years it will take to pay off the loan is 26 years. the amount you will pay in interest over the life of the loan is 738.07