Finding the Fourth Proportional to 17,812,729.14, 24,581,463.57 and 9,663,792.18
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Solution
The fourth proportional to 17,812,729.14, 24,581,463.57 and 9,663,792.18 is: 13,335,977.52
Step by Step Solution
- Step 1: Write the proportion equation
17,812,729.14 : 24,581,463.57 = 9,663,792.18 : x - Step 2: Convert to fraction form
17,812,729.14/24,581,463.57 = 9,663,792.18/x - Step 3: Cross multiply
17,812,729.14x = 24,581,463.57 × 9,663,792.18 - Step 4: Simplify right side
17,812,729.14x = 237,550,155,420,720.88 - Step 5: Solve for x
x = 237,550,155,420,720.88/17,812,729.14 - Step 6: Final answer
x = 13,335,977.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.