Home / 5,327,385.60-7,992,244.80-2,131,708.80

Finding the Fourth Proportional to 5,327,385.60, 7,992,244.80 and 2,131,708.80

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Solution

The fourth proportional to 5,327,385.60, 7,992,244.80 and 2,131,708.80 is: 3,198,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,385.60 : 7,992,244.80 = 2,131,708.80 : x
  2. Step 2: Convert to fraction form
    5,327,385.60/7,992,244.80 = 2,131,708.80/x
  3. Step 3: Cross multiply
    5,327,385.60x = 7,992,244.80 × 2,131,708.80
  4. Step 4: Simplify right side
    5,327,385.60x = 17,037,138,571,914.24
  5. Step 5: Solve for x
    x = 17,037,138,571,914.24/5,327,385.60
  6. Step 6: Final answer
    x = 3,198,029.93

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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.