Home / 39,239,810.27-54,150,508.45-21,598,335.64

Finding the Fourth Proportional to 39,239,810.27, 54,150,508.45 and 21,598,335.64

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Solution

The fourth proportional to 39,239,810.27, 54,150,508.45 and 21,598,335.64 is: 29,805,466.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239,810.27 : 54,150,508.45 = 21,598,335.64 : x
  2. Step 2: Convert to fraction form
    39,239,810.27/54,150,508.45 = 21,598,335.64/x
  3. Step 3: Cross multiply
    39,239,810.27x = 54,150,508.45 × 21,598,335.64
  4. Step 4: Simplify right side
    39,239,810.27x = 1,169,560,856,850,504.25
  5. Step 5: Solve for x
    x = 1,169,560,856,850,504.25/39,239,810.27
  6. Step 6: Final answer
    x = 29,805,466.66

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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.