Home / 7,247,998.18-10,002,243.90-3,984,868.42

Finding the Fourth Proportional to 7,247,998.18, 10,002,243.90 and 3,984,868.42

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Solution

The fourth proportional to 7,247,998.18, 10,002,243.90 and 3,984,868.42 is: 5,499,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,998.18 : 10,002,243.90 = 3,984,868.42 : x
  2. Step 2: Convert to fraction form
    7,247,998.18/10,002,243.90 = 3,984,868.42/x
  3. Step 3: Cross multiply
    7,247,998.18x = 10,002,243.90 × 3,984,868.42
  4. Step 4: Simplify right side
    7,247,998.18x = 39,857,625,846,247.64
  5. Step 5: Solve for x
    x = 39,857,625,846,247.64/7,247,998.18
  6. Step 6: Final answer
    x = 5,499,121.94

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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.