Home / 48,301,399.20-72,269,273.12-28,616,098.74

Finding the Fourth Proportional to 48,301,399.20, 72,269,273.12 and 28,616,098.74

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Solution

The fourth proportional to 48,301,399.20, 72,269,273.12 and 28,616,098.74 is: 42,815,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,301,399.20 : 72,269,273.12 = 28,616,098.74 : x
  2. Step 2: Convert to fraction form
    48,301,399.20/72,269,273.12 = 28,616,098.74/x
  3. Step 3: Cross multiply
    48,301,399.20x = 72,269,273.12 × 28,616,098.74
  4. Step 4: Simplify right side
    48,301,399.20x = 2,068,064,655,469,948
  5. Step 5: Solve for x
    x = 2,068,064,655,469,948/48,301,399.20
  6. Step 6: Final answer
    x = 42,815,833.28

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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.