Home / 7,446,919.20-11,167,754.40-2,654,764.80

Finding the Fourth Proportional to 7,446,919.20, 11,167,754.40 and 2,654,764.80

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Solution

The fourth proportional to 7,446,919.20, 11,167,754.40 and 2,654,764.80 is: 3,981,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446,919.20 : 11,167,754.40 = 2,654,764.80 : x
  2. Step 2: Convert to fraction form
    7,446,919.20/11,167,754.40 = 2,654,764.80/x
  3. Step 3: Cross multiply
    7,446,919.20x = 11,167,754.40 × 2,654,764.80
  4. Step 4: Simplify right side
    7,446,919.20x = 29,647,761,276,165.12
  5. Step 5: Solve for x
    x = 29,647,761,276,165.12/7,446,919.20
  6. Step 6: Final answer
    x = 3,981,211.62

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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.