Finding the Fourth Proportional to 81,545,899.95, 112,533,360.48 and 44,876,470.95
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Solution
The fourth proportional to 81,545,899.95, 112,533,360.48 and 44,876,470.95 is: 61,929,540.12
Step by Step Solution
- Step 1: Write the proportion equation
81,545,899.95 : 112,533,360.48 = 44,876,470.95 : x - Step 2: Convert to fraction form
81,545,899.95/112,533,360.48 = 44,876,470.95/x - Step 3: Cross multiply
81,545,899.95x = 112,533,360.48 × 44,876,470.95 - Step 4: Simplify right side
81,545,899.95x = 5,050,100,082,486,599 - Step 5: Solve for x
x = 5,050,100,082,486,599/81,545,899.95 - Step 6: Final answer
x = 61,929,540.12
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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.