Home / 8,434,997.40-12,652,496.10-8,022,120.60

Finding the Fourth Proportional to 8,434,997.40, 12,652,496.10 and 8,022,120.60

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Solution

The fourth proportional to 8,434,997.40, 12,652,496.10 and 8,022,120.60 is: 12,033,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434,997.40 : 12,652,496.10 = 8,022,120.60 : x
  2. Step 2: Convert to fraction form
    8,434,997.40/12,652,496.10 = 8,022,120.60/x
  3. Step 3: Cross multiply
    8,434,997.40x = 12,652,496.10 × 8,022,120.60
  4. Step 4: Simplify right side
    8,434,997.40x = 101,499,849,605,229.66
  5. Step 5: Solve for x
    x = 101,499,849,605,229.66/8,434,997.40
  6. Step 6: Final answer
    x = 12,033,180.90

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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.