Home / 27,257,890.10-40,886,835.15-18,648,545.90

Finding the Fourth Proportional to 27,257,890.10, 40,886,835.15 and 18,648,545.90

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Solution

The fourth proportional to 27,257,890.10, 40,886,835.15 and 18,648,545.90 is: 27,972,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,257,890.10 : 40,886,835.15 = 18,648,545.90 : x
  2. Step 2: Convert to fraction form
    27,257,890.10/40,886,835.15 = 18,648,545.90/x
  3. Step 3: Cross multiply
    27,257,890.10x = 40,886,835.15 × 18,648,545.90
  4. Step 4: Simplify right side
    27,257,890.10x = 762,480,022,000,508.25
  5. Step 5: Solve for x
    x = 762,480,022,000,508.25/27,257,890.10
  6. Step 6: Final answer
    x = 27,972,818.85

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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.