Home / 39,790,693.50-54,910,594.56-22,386,997.20

Finding the Fourth Proportional to 39,790,693.50, 54,910,594.56 and 22,386,997.20

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Solution

The fourth proportional to 39,790,693.50, 54,910,594.56 and 22,386,997.20 is: 30,893,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,790,693.50 : 54,910,594.56 = 22,386,997.20 : x
  2. Step 2: Convert to fraction form
    39,790,693.50/54,910,594.56 = 22,386,997.20/x
  3. Step 3: Cross multiply
    39,790,693.50x = 54,910,594.56 × 22,386,997.20
  4. Step 4: Simplify right side
    39,790,693.50x = 1,229,283,326,665,055.25
  5. Step 5: Solve for x
    x = 1,229,283,326,665,055.25/39,790,693.50
  6. Step 6: Final answer
    x = 30,893,739.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.