Home / 5,921,139.60-8,171,197.20-3,204,885.60

Finding the Fourth Proportional to 5,921,139.60, 8,171,197.20 and 3,204,885.60

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Solution

The fourth proportional to 5,921,139.60, 8,171,197.20 and 3,204,885.60 is: 4,422,755.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921,139.60 : 8,171,197.20 = 3,204,885.60 : x
  2. Step 2: Convert to fraction form
    5,921,139.60/8,171,197.20 = 3,204,885.60/x
  3. Step 3: Cross multiply
    5,921,139.60x = 8,171,197.20 × 3,204,885.60
  4. Step 4: Simplify right side
    5,921,139.60x = 26,187,752,241,040.32
  5. Step 5: Solve for x
    x = 26,187,752,241,040.32/5,921,139.60
  6. Step 6: Final answer
    x = 4,422,755.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.