Home / 5,977,168.20-8,964,002.70-2,138,545.80

Finding the Fourth Proportional to 5,977,168.20, 8,964,002.70 and 2,138,545.80

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Solution

The fourth proportional to 5,977,168.20, 8,964,002.70 and 2,138,545.80 is: 3,207,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977,168.20 : 8,964,002.70 = 2,138,545.80 : x
  2. Step 2: Convert to fraction form
    5,977,168.20/8,964,002.70 = 2,138,545.80/x
  3. Step 3: Cross multiply
    5,977,168.20x = 8,964,002.70 × 2,138,545.80
  4. Step 4: Simplify right side
    5,977,168.20x = 19,169,930,325,273.66
  5. Step 5: Solve for x
    x = 19,169,930,325,273.66/5,977,168.20
  6. Step 6: Final answer
    x = 3,207,192.72

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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.