Home / 6,629,974.20-9,944,961.30-2,142,250.20

Finding the Fourth Proportional to 6,629,974.20, 9,944,961.30 and 2,142,250.20

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Solution

The fourth proportional to 6,629,974.20, 9,944,961.30 and 2,142,250.20 is: 3,213,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,974.20 : 9,944,961.30 = 2,142,250.20 : x
  2. Step 2: Convert to fraction form
    6,629,974.20/9,944,961.30 = 2,142,250.20/x
  3. Step 3: Cross multiply
    6,629,974.20x = 9,944,961.30 × 2,142,250.20
  4. Step 4: Simplify right side
    6,629,974.20x = 21,304,595,333,917.26
  5. Step 5: Solve for x
    x = 21,304,595,333,917.26/6,629,974.20
  6. Step 6: Final answer
    x = 3,213,375.30

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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.