Home / 12,086,909.10-18,125,114.85-3,996,758.70

Finding the Fourth Proportional to 12,086,909.10, 18,125,114.85 and 3,996,758.70

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Solution

The fourth proportional to 12,086,909.10, 18,125,114.85 and 3,996,758.70 is: 5,993,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,086,909.10 : 18,125,114.85 = 3,996,758.70 : x
  2. Step 2: Convert to fraction form
    12,086,909.10/18,125,114.85 = 3,996,758.70/x
  3. Step 3: Cross multiply
    12,086,909.10x = 18,125,114.85 × 3,996,758.70
  4. Step 4: Simplify right side
    12,086,909.10x = 72,441,710,465,236.70
  5. Step 5: Solve for x
    x = 72,441,710,465,236.70/12,086,909.10
  6. Step 6: Final answer
    x = 5,993,402.44

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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.