Home / 45,062,049.60-67,601,489.19-20,471,702.85

Finding the Fourth Proportional to 45,062,049.60, 67,601,489.19 and 20,471,702.85

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Solution

The fourth proportional to 45,062,049.60, 67,601,489.19 and 20,471,702.85 is: 30,711,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,062,049.60 : 67,601,489.19 = 20,471,702.85 : x
  2. Step 2: Convert to fraction form
    45,062,049.60/67,601,489.19 = 20,471,702.85/x
  3. Step 3: Cross multiply
    45,062,049.60x = 67,601,489.19 × 20,471,702.85
  4. Step 4: Simplify right side
    45,062,049.60x = 1,383,917,598,915,167.25
  5. Step 5: Solve for x
    x = 1,383,917,598,915,167.25/45,062,049.60
  6. Step 6: Final answer
    x = 30,711,377.12

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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.