Home / 12,422,027.88-17,149,127.22-8,712,251.64

Finding the Fourth Proportional to 12,422,027.88, 17,149,127.22 and 8,712,251.64

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Solution

The fourth proportional to 12,422,027.88, 17,149,127.22 and 8,712,251.64 is: 12,027,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422,027.88 : 17,149,127.22 = 8,712,251.64 : x
  2. Step 2: Convert to fraction form
    12,422,027.88/17,149,127.22 = 8,712,251.64/x
  3. Step 3: Cross multiply
    12,422,027.88x = 17,149,127.22 × 8,712,251.64
  4. Step 4: Simplify right side
    12,422,027.88x = 149,407,511,747,013.66
  5. Step 5: Solve for x
    x = 149,407,511,747,013.66/12,422,027.88
  6. Step 6: Final answer
    x = 12,027,626.50

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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.