Home / 49,086,010.80-73,629,016.20-21,781,753.20

Finding the Fourth Proportional to 49,086,010.80, 73,629,016.20 and 21,781,753.20

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Solution

The fourth proportional to 49,086,010.80, 73,629,016.20 and 21,781,753.20 is: 32,672,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,086,010.80 : 73,629,016.20 = 21,781,753.20 : x
  2. Step 2: Convert to fraction form
    49,086,010.80/73,629,016.20 = 21,781,753.20/x
  3. Step 3: Cross multiply
    49,086,010.80x = 73,629,016.20 × 21,781,753.20
  4. Step 4: Simplify right side
    49,086,010.80x = 1,603,769,059,227,201.75
  5. Step 5: Solve for x
    x = 1,603,769,059,227,201.75/49,086,010.80
  6. Step 6: Final answer
    x = 32,672,629.80

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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.