Home / 36,859,951.72-50,876,849.82-21,395,018.62

Finding the Fourth Proportional to 36,859,951.72, 50,876,849.82 and 21,395,018.62

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Solution

The fourth proportional to 36,859,951.72, 50,876,849.82 and 21,395,018.62 is: 29,530,997.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,859,951.72 : 50,876,849.82 = 21,395,018.62 : x
  2. Step 2: Convert to fraction form
    36,859,951.72/50,876,849.82 = 21,395,018.62/x
  3. Step 3: Cross multiply
    36,859,951.72x = 50,876,849.82 × 21,395,018.62
  4. Step 4: Simplify right side
    36,859,951.72x = 1,088,511,149,225,843.75
  5. Step 5: Solve for x
    x = 1,088,511,149,225,843.75/36,859,951.72
  6. Step 6: Final answer
    x = 29,530,997.69

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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.