Home / 12,096,936.30-18,145,404.45-8,065,857.90

Finding the Fourth Proportional to 12,096,936.30, 18,145,404.45 and 8,065,857.90

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Solution

The fourth proportional to 12,096,936.30, 18,145,404.45 and 8,065,857.90 is: 12,098,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,936.30 : 18,145,404.45 = 8,065,857.90 : x
  2. Step 2: Convert to fraction form
    12,096,936.30/18,145,404.45 = 8,065,857.90/x
  3. Step 3: Cross multiply
    12,096,936.30x = 18,145,404.45 × 8,065,857.90
  4. Step 4: Simplify right side
    12,096,936.30x = 146,358,253,831,727.66
  5. Step 5: Solve for x
    x = 146,358,253,831,727.66/12,096,936.30
  6. Step 6: Final answer
    x = 12,098,786.85

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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.