Finding the Fourth Proportional to 49,854,785.18, 68,811,082.74 and 29,234,874.38
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Solution
The fourth proportional to 49,854,785.18, 68,811,082.74 and 29,234,874.38 is: 40,350,858.05
Step by Step Solution
- Step 1: Write the proportion equation
49,854,785.18 : 68,811,082.74 = 29,234,874.38 : x - Step 2: Convert to fraction form
49,854,785.18/68,811,082.74 = 29,234,874.38/x - Step 3: Cross multiply
49,854,785.18x = 68,811,082.74 × 29,234,874.38 - Step 4: Simplify right side
49,854,785.18x = 2,011,683,359,511,630.75 - Step 5: Solve for x
x = 2,011,683,359,511,630.75/49,854,785.18 - Step 6: Final answer
x = 40,350,858.05
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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.