Home / 22,185,906.30-33,278,859.45-18,784,683.90

Finding the Fourth Proportional to 22,185,906.30, 33,278,859.45 and 18,784,683.90

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Solution

The fourth proportional to 22,185,906.30, 33,278,859.45 and 18,784,683.90 is: 28,177,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,185,906.30 : 33,278,859.45 = 18,784,683.90 : x
  2. Step 2: Convert to fraction form
    22,185,906.30/33,278,859.45 = 18,784,683.90/x
  3. Step 3: Cross multiply
    22,185,906.30x = 33,278,859.45 × 18,784,683.90
  4. Step 4: Simplify right side
    22,185,906.30x = 625,132,855,320,777.75
  5. Step 5: Solve for x
    x = 625,132,855,320,777.75/22,185,906.30
  6. Step 6: Final answer
    x = 28,177,025.85

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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.