Home / 20,204,872.38-30,307,570.92-6,741,700.38

Finding the Fourth Proportional to 20,204,872.38, 30,307,570.92 and 6,741,700.38

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Solution

The fourth proportional to 20,204,872.38, 30,307,570.92 and 6,741,700.38 is: 10,112,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204,872.38 : 30,307,570.92 = 6,741,700.38 : x
  2. Step 2: Convert to fraction form
    20,204,872.38/30,307,570.92 = 6,741,700.38/x
  3. Step 3: Cross multiply
    20,204,872.38x = 30,307,570.92 × 6,741,700.38
  4. Step 4: Simplify right side
    20,204,872.38x = 204,324,562,388,240.97
  5. Step 5: Solve for x
    x = 204,324,562,388,240.97/20,204,872.38
  6. Step 6: Final answer
    x = 10,112,638.11

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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.