Home / 13,491,747.26-18,618,611.23-7,296,793.98

Finding the Fourth Proportional to 13,491,747.26, 18,618,611.23 and 7,296,793.98

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Solution

The fourth proportional to 13,491,747.26, 18,618,611.23 and 7,296,793.98 is: 10,069,575.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,747.26 : 18,618,611.23 = 7,296,793.98 : x
  2. Step 2: Convert to fraction form
    13,491,747.26/18,618,611.23 = 7,296,793.98/x
  3. Step 3: Cross multiply
    13,491,747.26x = 18,618,611.23 × 7,296,793.98
  4. Step 4: Simplify right side
    13,491,747.26x = 135,856,170,250,962.62
  5. Step 5: Solve for x
    x = 135,856,170,250,962.62/13,491,747.26
  6. Step 6: Final answer
    x = 10,069,575.69

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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.