Finding the Fourth Proportional to 94,578,785.11, 141,874,171.26 and 39,981,195.19
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Solution
The fourth proportional to 94,578,785.11, 141,874,171.26 and 39,981,195.19 is: 59,974,326.45
Step by Step Solution
- Step 1: Write the proportion equation
94,578,785.11 : 141,874,171.26 = 39,981,195.19 : x - Step 2: Convert to fraction form
94,578,785.11/141,874,171.26 = 39,981,195.19/x - Step 3: Cross multiply
94,578,785.11x = 141,874,171.26 × 39,981,195.19 - Step 4: Simplify right side
94,578,785.11x = 5,672,298,933,565,548 - Step 5: Solve for x
x = 5,672,298,933,565,548/94,578,785.11 - Step 6: Final answer
x = 59,974,326.45
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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.