Finding the Fourth Proportional to 47,381,571.68, 71,025,275.12 and 32,974,372.24
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Solution
The fourth proportional to 47,381,571.68, 71,025,275.12 and 32,974,372.24 is: 49,428,792.20
Step by Step Solution
- Step 1: Write the proportion equation
47,381,571.68 : 71,025,275.12 = 32,974,372.24 : x - Step 2: Convert to fraction form
47,381,571.68/71,025,275.12 = 32,974,372.24/x - Step 3: Cross multiply
47,381,571.68x = 71,025,275.12 × 32,974,372.24 - Step 4: Simplify right side
47,381,571.68x = 2,342,013,860,390,854.50 - Step 5: Solve for x
x = 2,342,013,860,390,854.50/47,381,571.68 - Step 6: Final answer
x = 49,428,792.20
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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.