Home / 47,951,989.20-71,845,315.20-22,340,469.60

Finding the Fourth Proportional to 47,951,989.20, 71,845,315.20 and 22,340,469.60

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Solution

The fourth proportional to 47,951,989.20, 71,845,315.20 and 22,340,469.60 is: 33,472,189.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,951,989.20 : 71,845,315.20 = 22,340,469.60 : x
  2. Step 2: Convert to fraction form
    47,951,989.20/71,845,315.20 = 22,340,469.60/x
  3. Step 3: Cross multiply
    47,951,989.20x = 71,845,315.20 × 22,340,469.60
  4. Step 4: Simplify right side
    47,951,989.20x = 1,605,058,080,128,018
  5. Step 5: Solve for x
    x = 1,605,058,080,128,018/47,951,989.20
  6. Step 6: Final answer
    x = 33,472,189.72

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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.