Home / 48,881,308.28-73,321,951.07-12,489,766.52

Finding the Fourth Proportional to 48,881,308.28, 73,321,951.07 and 12,489,766.52

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Solution

The fourth proportional to 48,881,308.28, 73,321,951.07 and 12,489,766.52 is: 18,734,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,881,308.28 : 73,321,951.07 = 12,489,766.52 : x
  2. Step 2: Convert to fraction form
    48,881,308.28/73,321,951.07 = 12,489,766.52/x
  3. Step 3: Cross multiply
    48,881,308.28x = 73,321,951.07 × 12,489,766.52
  4. Step 4: Simplify right side
    48,881,308.28x = 915,774,049,319,779
  5. Step 5: Solve for x
    x = 915,774,049,319,779/48,881,308.28
  6. Step 6: Final answer
    x = 18,734,646.87

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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.