Home / 9,408,115.18-12,981,625.14-5,541,406.24

Finding the Fourth Proportional to 9,408,115.18, 12,981,625.14 and 5,541,406.24

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Solution

The fourth proportional to 9,408,115.18, 12,981,625.14 and 5,541,406.24 is: 7,646,213.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408,115.18 : 12,981,625.14 = 5,541,406.24 : x
  2. Step 2: Convert to fraction form
    9,408,115.18/12,981,625.14 = 5,541,406.24/x
  3. Step 3: Cross multiply
    9,408,115.18x = 12,981,625.14 × 5,541,406.24
  4. Step 4: Simplify right side
    9,408,115.18x = 71,936,458,556,136.88
  5. Step 5: Solve for x
    x = 71,936,458,556,136.88/9,408,115.18
  6. Step 6: Final answer
    x = 7,646,213.63

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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.