Home / 27,527,352.38-37,988,723.33-15,138,387.73

Finding the Fourth Proportional to 27,527,352.38, 37,988,723.33 and 15,138,387.73

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Solution

The fourth proportional to 27,527,352.38, 37,988,723.33 and 15,138,387.73 is: 20,891,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527,352.38 : 37,988,723.33 = 15,138,387.73 : x
  2. Step 2: Convert to fraction form
    27,527,352.38/37,988,723.33 = 15,138,387.73/x
  3. Step 3: Cross multiply
    27,527,352.38x = 37,988,723.33 × 15,138,387.73
  4. Step 4: Simplify right side
    27,527,352.38x = 575,088,023,137,236.75
  5. Step 5: Solve for x
    x = 575,088,023,137,236.75/27,527,352.38
  6. Step 6: Final answer
    x = 20,891,512.38

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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.