Home / 12,491,203.72-17,247,630.92-9,585,992.92

Finding the Fourth Proportional to 12,491,203.72, 17,247,630.92 and 9,585,992.92

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Solution

The fourth proportional to 12,491,203.72, 17,247,630.92 and 9,585,992.92 is: 13,236,167.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,491,203.72 : 17,247,630.92 = 9,585,992.92 : x
  2. Step 2: Convert to fraction form
    12,491,203.72/17,247,630.92 = 9,585,992.92/x
  3. Step 3: Cross multiply
    12,491,203.72x = 17,247,630.92 × 9,585,992.92
  4. Step 4: Simplify right side
    12,491,203.72x = 165,335,667,885,893.09
  5. Step 5: Solve for x
    x = 165,335,667,885,893.09/12,491,203.72
  6. Step 6: Final answer
    x = 13,236,167.75

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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.