Finding the Fourth Proportional to 15,904,931.62, 23,812,948.97 and 8,592,192.75
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Solution
The fourth proportional to 15,904,931.62, 23,812,948.97 and 8,592,192.75 is: 12,864,277.09
Step by Step Solution
- Step 1: Write the proportion equation
15,904,931.62 : 23,812,948.97 = 8,592,192.75 : x - Step 2: Convert to fraction form
15,904,931.62/23,812,948.97 = 8,592,192.75/x - Step 3: Cross multiply
15,904,931.62x = 23,812,948.97 × 8,592,192.75 - Step 4: Simplify right side
15,904,931.62x = 204,605,447,496,153.97 - Step 5: Solve for x
x = 204,605,447,496,153.97/15,904,931.62 - Step 6: Final answer
x = 12,864,277.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.