Finding the Fourth Proportional to 27,322,524.18, 37,705,120.11 and 15,719,854.95
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Solution
The fourth proportional to 27,322,524.18, 37,705,120.11 and 15,719,854.95 is: 21,693,420.97
Step by Step Solution
- Step 1: Write the proportion equation
27,322,524.18 : 37,705,120.11 = 15,719,854.95 : x - Step 2: Convert to fraction form
27,322,524.18/37,705,120.11 = 15,719,854.95/x - Step 3: Cross multiply
27,322,524.18x = 37,705,120.11 × 15,719,854.95 - Step 4: Simplify right side
27,322,524.18x = 592,719,019,001,528 - Step 5: Solve for x
x = 592,719,019,001,528/27,322,524.18 - Step 6: Final answer
x = 21,693,420.97
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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.