Home / 6,643,234.20-9,964,851.30-5,446,507.80

Finding the Fourth Proportional to 6,643,234.20, 9,964,851.30 and 5,446,507.80

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Solution

The fourth proportional to 6,643,234.20, 9,964,851.30 and 5,446,507.80 is: 8,169,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,234.20 : 9,964,851.30 = 5,446,507.80 : x
  2. Step 2: Convert to fraction form
    6,643,234.20/9,964,851.30 = 5,446,507.80/x
  3. Step 3: Cross multiply
    6,643,234.20x = 9,964,851.30 × 5,446,507.80
  4. Step 4: Simplify right side
    6,643,234.20x = 54,273,640,331,290.14
  5. Step 5: Solve for x
    x = 54,273,640,331,290.14/6,643,234.20
  6. Step 6: Final answer
    x = 8,169,761.70

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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.