Home / 22,855,757.88-31,541,183.82-12,543,148.92

Finding the Fourth Proportional to 22,855,757.88, 31,541,183.82 and 12,543,148.92

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Solution

The fourth proportional to 22,855,757.88, 31,541,183.82 and 12,543,148.92 is: 17,309,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855,757.88 : 31,541,183.82 = 12,543,148.92 : x
  2. Step 2: Convert to fraction form
    22,855,757.88/31,541,183.82 = 12,543,148.92/x
  3. Step 3: Cross multiply
    22,855,757.88x = 31,541,183.82 × 12,543,148.92
  4. Step 4: Simplify right side
    22,855,757.88x = 395,625,765,767,354.50
  5. Step 5: Solve for x
    x = 395,625,765,767,354.50/22,855,757.88
  6. Step 6: Final answer
    x = 17,309,676.09

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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.