Home / 84,194,983.13-126,297,001.80-26,691,738.30

Finding the Fourth Proportional to 84,194,983.13, 126,297,001.80 and 26,691,738.30

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Solution

The fourth proportional to 84,194,983.13, 126,297,001.80 and 26,691,738.30 is: 40,039,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,194,983.13 : 126,297,001.80 = 26,691,738.30 : x
  2. Step 2: Convert to fraction form
    84,194,983.13/126,297,001.80 = 26,691,738.30/x
  3. Step 3: Cross multiply
    84,194,983.13x = 126,297,001.80 × 26,691,738.30
  4. Step 4: Simplify right side
    84,194,983.13x = 3,371,086,520,120,229
  5. Step 5: Solve for x
    x = 3,371,086,520,120,229/84,194,983.13
  6. Step 6: Final answer
    x = 40,039,042.65

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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.