Home / 57,940,163.40-86,910,245.10-36,389,902.80

Finding the Fourth Proportional to 57,940,163.40, 86,910,245.10 and 36,389,902.80

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Solution

The fourth proportional to 57,940,163.40, 86,910,245.10 and 36,389,902.80 is: 54,584,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,940,163.40 : 86,910,245.10 = 36,389,902.80 : x
  2. Step 2: Convert to fraction form
    57,940,163.40/86,910,245.10 = 36,389,902.80/x
  3. Step 3: Cross multiply
    57,940,163.40x = 86,910,245.10 × 36,389,902.80
  4. Step 4: Simplify right side
    57,940,163.40x = 3,162,655,371,513,176
  5. Step 5: Solve for x
    x = 3,162,655,371,513,176/57,940,163.40
  6. Step 6: Final answer
    x = 54,584,854.20

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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.