Home / 18,793,847.80-28,193,882.10-8,016,311.80

Finding the Fourth Proportional to 18,793,847.80, 28,193,882.10 and 8,016,311.80

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Solution

The fourth proportional to 18,793,847.80, 28,193,882.10 and 8,016,311.80 is: 12,025,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793,847.80 : 28,193,882.10 = 8,016,311.80 : x
  2. Step 2: Convert to fraction form
    18,793,847.80/28,193,882.10 = 8,016,311.80/x
  3. Step 3: Cross multiply
    18,793,847.80x = 28,193,882.10 × 8,016,311.80
  4. Step 4: Simplify right side
    18,793,847.80x = 226,010,949,766,038.78
  5. Step 5: Solve for x
    x = 226,010,949,766,038.78/18,793,847.80
  6. Step 6: Final answer
    x = 12,025,794.41

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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.