Home / 12,446,149.68-18,653,040.72-6,375,737.52

Finding the Fourth Proportional to 12,446,149.68, 18,653,040.72 and 6,375,737.52

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Solution

The fourth proportional to 12,446,149.68, 18,653,040.72 and 6,375,737.52 is: 9,555,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,149.68 : 18,653,040.72 = 6,375,737.52 : x
  2. Step 2: Convert to fraction form
    12,446,149.68/18,653,040.72 = 6,375,737.52/x
  3. Step 3: Cross multiply
    12,446,149.68x = 18,653,040.72 × 6,375,737.52
  4. Step 4: Simplify right side
    12,446,149.68x = 118,926,891,580,591.80
  5. Step 5: Solve for x
    x = 118,926,891,580,591.80/12,446,149.68
  6. Step 6: Final answer
    x = 9,555,315.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.