Home / 5,327,386.60-7,992,246.30-2,131,709.80

Finding the Fourth Proportional to 5,327,386.60, 7,992,246.30 and 2,131,709.80

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Solution

The fourth proportional to 5,327,386.60, 7,992,246.30 and 2,131,709.80 is: 3,198,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,386.60 : 7,992,246.30 = 2,131,709.80 : x
  2. Step 2: Convert to fraction form
    5,327,386.60/7,992,246.30 = 2,131,709.80/x
  3. Step 3: Cross multiply
    5,327,386.60x = 7,992,246.30 × 2,131,709.80
  4. Step 4: Simplify right side
    5,327,386.60x = 17,037,149,761,723.74
  5. Step 5: Solve for x
    x = 17,037,149,761,723.74/5,327,386.60
  6. Step 6: Final answer
    x = 3,198,031.43

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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.