Home / 42,174,020.20-63,135,059.10-25,125,917.80

Finding the Fourth Proportional to 42,174,020.20, 63,135,059.10 and 25,125,917.80

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Solution

The fourth proportional to 42,174,020.20, 63,135,059.10 and 25,125,917.80 is: 37,613,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,174,020.20 : 63,135,059.10 = 25,125,917.80 : x
  2. Step 2: Convert to fraction form
    42,174,020.20/63,135,059.10 = 25,125,917.80/x
  3. Step 3: Cross multiply
    42,174,020.20x = 63,135,059.10 × 25,125,917.80
  4. Step 4: Simplify right side
    42,174,020.20x = 1,586,326,305,244,742
  5. Step 5: Solve for x
    x = 1,586,326,305,244,742/42,174,020.20
  6. Step 6: Final answer
    x = 37,613,827.13

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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.