Finding the Fourth Proportional to 48,469,104.18, 66,887,042.28 and 27,561,138.35
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Solution
The fourth proportional to 48,469,104.18, 66,887,042.28 and 27,561,138.35 is: 38,034,188.11
Step by Step Solution
- Step 1: Write the proportion equation
48,469,104.18 : 66,887,042.28 = 27,561,138.35 : x - Step 2: Convert to fraction form
48,469,104.18/66,887,042.28 = 27,561,138.35/x - Step 3: Cross multiply
48,469,104.18x = 66,887,042.28 × 27,561,138.35 - Step 4: Simplify right side
48,469,104.18x = 1,843,483,025,766,944.25 - Step 5: Solve for x
x = 1,843,483,025,766,944.25/48,469,104.18 - Step 6: Final answer
x = 38,034,188.11
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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.