Finding the Fourth Proportional to 15,024,156.96, 20,733,805.92 and 8,497,658.70
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Solution
The fourth proportional to 15,024,156.96, 20,733,805.92 and 8,497,658.70 is: 11,727,034.45
Step by Step Solution
- Step 1: Write the proportion equation
15,024,156.96 : 20,733,805.92 = 8,497,658.70 : x - Step 2: Convert to fraction form
15,024,156.96/20,733,805.92 = 8,497,658.70/x - Step 3: Cross multiply
15,024,156.96x = 20,733,805.92 × 8,497,658.70 - Step 4: Simplify right side
15,024,156.96x = 176,188,806,260,199.50 - Step 5: Solve for x
x = 176,188,806,260,199.50/15,024,156.96 - Step 6: Final answer
x = 11,727,034.45
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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.