Finding the Fourth Proportional to 38,993,767.70, 58,491,315.90 and 14,744,114.87
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Solution
The fourth proportional to 38,993,767.70, 58,491,315.90 and 14,744,114.87 is: 22,116,423.50
Step by Step Solution
- Step 1: Write the proportion equation
38,993,767.70 : 58,491,315.90 = 14,744,114.87 : x - Step 2: Convert to fraction form
38,993,767.70/58,491,315.90 = 14,744,114.87/x - Step 3: Cross multiply
38,993,767.70x = 58,491,315.90 × 14,744,114.87 - Step 4: Simplify right side
38,993,767.70x = 862,402,680,234,600.88 - Step 5: Solve for x
x = 862,402,680,234,600.88/38,993,767.70 - Step 6: Final answer
x = 22,116,423.50
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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.