Home / 12,229,945.62-18,347,124.87-5,037,553.86

Finding the Fourth Proportional to 12,229,945.62, 18,347,124.87 and 5,037,553.86

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Solution

The fourth proportional to 12,229,945.62, 18,347,124.87 and 5,037,553.86 is: 7,557,239.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229,945.62 : 18,347,124.87 = 5,037,553.86 : x
  2. Step 2: Convert to fraction form
    12,229,945.62/18,347,124.87 = 5,037,553.86/x
  3. Step 3: Cross multiply
    12,229,945.62x = 18,347,124.87 × 5,037,553.86
  4. Step 4: Simplify right side
    12,229,945.62x = 92,424,629,708,770.52
  5. Step 5: Solve for x
    x = 92,424,629,708,770.52/12,229,945.62
  6. Step 6: Final answer
    x = 7,557,239.63

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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.