Home / 18,151,137.72-25,049,504.34-10,002,375.72

Finding the Fourth Proportional to 18,151,137.72, 25,049,504.34 and 10,002,375.72

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Solution

The fourth proportional to 18,151,137.72, 25,049,504.34 and 10,002,375.72 is: 13,803,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,137.72 : 25,049,504.34 = 10,002,375.72 : x
  2. Step 2: Convert to fraction form
    18,151,137.72/25,049,504.34 = 10,002,375.72/x
  3. Step 3: Cross multiply
    18,151,137.72x = 25,049,504.34 × 10,002,375.72
  4. Step 4: Simplify right side
    18,151,137.72x = 250,554,554,008,450.62
  5. Step 5: Solve for x
    x = 250,554,554,008,450.62/18,151,137.72
  6. Step 6: Final answer
    x = 13,803,793.34

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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.