Home / 18,595,672.20-27,893,508.30-13,467,266.55

Finding the Fourth Proportional to 18,595,672.20, 27,893,508.30 and 13,467,266.55

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Solution

The fourth proportional to 18,595,672.20, 27,893,508.30 and 13,467,266.55 is: 20,200,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,595,672.20 : 27,893,508.30 = 13,467,266.55 : x
  2. Step 2: Convert to fraction form
    18,595,672.20/27,893,508.30 = 13,467,266.55/x
  3. Step 3: Cross multiply
    18,595,672.20x = 27,893,508.30 × 13,467,266.55
  4. Step 4: Simplify right side
    18,595,672.20x = 375,649,311,290,737.38
  5. Step 5: Solve for x
    x = 375,649,311,290,737.38/18,595,672.20
  6. Step 6: Final answer
    x = 20,200,899.83

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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.