Home / 10,790,747.30-16,172,342.85-4,393,772.30

Finding the Fourth Proportional to 10,790,747.30, 16,172,342.85 and 4,393,772.30

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Solution

The fourth proportional to 10,790,747.30, 16,172,342.85 and 4,393,772.30 is: 6,585,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,747.30 : 16,172,342.85 = 4,393,772.30 : x
  2. Step 2: Convert to fraction form
    10,790,747.30/16,172,342.85 = 4,393,772.30/x
  3. Step 3: Cross multiply
    10,790,747.30x = 16,172,342.85 × 4,393,772.30
  4. Step 4: Simplify right side
    10,790,747.30x = 71,057,592,040,433.05
  5. Step 5: Solve for x
    x = 71,057,592,040,433.05/10,790,747.30
  6. Step 6: Final answer
    x = 6,585,048.29

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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.