Home / 18,191,862.20-27,287,793.30-16,876,545.73

Finding the Fourth Proportional to 18,191,862.20, 27,287,793.30 and 16,876,545.73

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Solution

The fourth proportional to 18,191,862.20, 27,287,793.30 and 16,876,545.73 is: 25,314,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,862.20 : 27,287,793.30 = 16,876,545.73 : x
  2. Step 2: Convert to fraction form
    18,191,862.20/27,287,793.30 = 16,876,545.73/x
  3. Step 3: Cross multiply
    18,191,862.20x = 27,287,793.30 × 16,876,545.73
  4. Step 4: Simplify right side
    18,191,862.20x = 460,523,691,498,237.62
  5. Step 5: Solve for x
    x = 460,523,691,498,237.62/18,191,862.20
  6. Step 6: Final answer
    x = 25,314,818.60

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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.