Home / 15,266,525.40-22,899,788.10-13,188,000.60

Finding the Fourth Proportional to 15,266,525.40, 22,899,788.10 and 13,188,000.60

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Solution

The fourth proportional to 15,266,525.40, 22,899,788.10 and 13,188,000.60 is: 19,782,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266,525.40 : 22,899,788.10 = 13,188,000.60 : x
  2. Step 2: Convert to fraction form
    15,266,525.40/22,899,788.10 = 13,188,000.60/x
  3. Step 3: Cross multiply
    15,266,525.40x = 22,899,788.10 × 13,188,000.60
  4. Step 4: Simplify right side
    15,266,525.40x = 302,002,419,202,672.88
  5. Step 5: Solve for x
    x = 302,002,419,202,672.88/15,266,525.40
  6. Step 6: Final answer
    x = 19,782,000.90

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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.