Home / 31,053,508.56-42,854,007.96-17,821,630.44

Finding the Fourth Proportional to 31,053,508.56, 42,854,007.96 and 17,821,630.44

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Solution

The fourth proportional to 31,053,508.56, 42,854,007.96 and 17,821,630.44 is: 24,593,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,053,508.56 : 42,854,007.96 = 17,821,630.44 : x
  2. Step 2: Convert to fraction form
    31,053,508.56/42,854,007.96 = 17,821,630.44/x
  3. Step 3: Cross multiply
    31,053,508.56x = 42,854,007.96 × 17,821,630.44
  4. Step 4: Simplify right side
    31,053,508.56x = 763,728,292,735,938.38
  5. Step 5: Solve for x
    x = 763,728,292,735,938.38/31,053,508.56
  6. Step 6: Final answer
    x = 24,593,945.36

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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.