Home / 8,066,737.20-12,100,105.80-7,394,890.80

Finding the Fourth Proportional to 8,066,737.20, 12,100,105.80 and 7,394,890.80

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Solution

The fourth proportional to 8,066,737.20, 12,100,105.80 and 7,394,890.80 is: 11,092,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,737.20 : 12,100,105.80 = 7,394,890.80 : x
  2. Step 2: Convert to fraction form
    8,066,737.20/12,100,105.80 = 7,394,890.80/x
  3. Step 3: Cross multiply
    8,066,737.20x = 12,100,105.80 × 7,394,890.80
  4. Step 4: Simplify right side
    8,066,737.20x = 89,478,961,059,446.64
  5. Step 5: Solve for x
    x = 89,478,961,059,446.64/8,066,737.20
  6. Step 6: Final answer
    x = 11,092,336.20

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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.