Home / 5,387,559.20-7,434,989.18-2,940,327.36

Finding the Fourth Proportional to 5,387,559.20, 7,434,989.18 and 2,940,327.36

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Solution

The fourth proportional to 5,387,559.20, 7,434,989.18 and 2,940,327.36 is: 4,057,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,559.20 : 7,434,989.18 = 2,940,327.36 : x
  2. Step 2: Convert to fraction form
    5,387,559.20/7,434,989.18 = 2,940,327.36/x
  3. Step 3: Cross multiply
    5,387,559.20x = 7,434,989.18 × 2,940,327.36
  4. Step 4: Simplify right side
    5,387,559.20x = 21,861,302,107,257.96
  5. Step 5: Solve for x
    x = 21,861,302,107,257.96/5,387,559.20
  6. Step 6: Final answer
    x = 4,057,737.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.