Finding the Fourth Proportional to 17,388,938.68, 26,208,397.87 and 14,989,058.37
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Solution
The fourth proportional to 17,388,938.68, 26,208,397.87 and 14,989,058.37 is: 22,591,327.32
Step by Step Solution
- Step 1: Write the proportion equation
17,388,938.68 : 26,208,397.87 = 14,989,058.37 : x - Step 2: Convert to fraction form
17,388,938.68/26,208,397.87 = 14,989,058.37/x - Step 3: Cross multiply
17,388,938.68x = 26,208,397.87 × 14,989,058.37 - Step 4: Simplify right side
17,388,938.68x = 392,839,205,420,141 - Step 5: Solve for x
x = 392,839,205,420,141/17,388,938.68 - Step 6: Final answer
x = 22,591,327.32
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.