Home / 54,310,502.10-81,465,753.15-20,227,419.30

Finding the Fourth Proportional to 54,310,502.10, 81,465,753.15 and 20,227,419.30

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Solution

The fourth proportional to 54,310,502.10, 81,465,753.15 and 20,227,419.30 is: 30,341,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,502.10 : 81,465,753.15 = 20,227,419.30 : x
  2. Step 2: Convert to fraction form
    54,310,502.10/81,465,753.15 = 20,227,419.30/x
  3. Step 3: Cross multiply
    54,310,502.10x = 81,465,753.15 × 20,227,419.30
  4. Step 4: Simplify right side
    54,310,502.10x = 1,647,841,947,555,346
  5. Step 5: Solve for x
    x = 1,647,841,947,555,346/54,310,502.10
  6. Step 6: Final answer
    x = 30,341,128.95

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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.