Finding the Fourth Proportional to 61,486,640.40, 92,226,634.18 and 31,193,716.08
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Solution
The fourth proportional to 61,486,640.40, 92,226,634.18 and 31,193,716.08 is: 46,788,886.54
Step by Step Solution
- Step 1: Write the proportion equation
61,486,640.40 : 92,226,634.18 = 31,193,716.08 : x - Step 2: Convert to fraction form
61,486,640.40/92,226,634.18 = 31,193,716.08/x - Step 3: Cross multiply
61,486,640.40x = 92,226,634.18 × 31,193,716.08 - Step 4: Simplify right side
61,486,640.40x = 2,876,891,441,624,943.50 - Step 5: Solve for x
x = 2,876,891,441,624,943.50/61,486,640.40 - Step 6: Final answer
x = 46,788,886.54
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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.