Home / 56,163,235.97-77,503,778.90-31,383,626.44

Finding the Fourth Proportional to 56,163,235.97, 77,503,778.90 and 31,383,626.44

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Solution

The fourth proportional to 56,163,235.97, 77,503,778.90 and 31,383,626.44 is: 43,308,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,235.97 : 77,503,778.90 = 31,383,626.44 : x
  2. Step 2: Convert to fraction form
    56,163,235.97/77,503,778.90 = 31,383,626.44/x
  3. Step 3: Cross multiply
    56,163,235.97x = 77,503,778.90 × 31,383,626.44
  4. Step 4: Simplify right side
    56,163,235.97x = 2,432,349,644,413,735.50
  5. Step 5: Solve for x
    x = 2,432,349,644,413,735.50/56,163,235.97
  6. Step 6: Final answer
    x = 43,308,573.71

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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.