Home / 61,236,000.20-91,854,000.30-55,177,572.80

Finding the Fourth Proportional to 61,236,000.20, 91,854,000.30 and 55,177,572.80

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Solution

The fourth proportional to 61,236,000.20, 91,854,000.30 and 55,177,572.80 is: 82,766,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,236,000.20 : 91,854,000.30 = 55,177,572.80 : x
  2. Step 2: Convert to fraction form
    61,236,000.20/91,854,000.30 = 55,177,572.80/x
  3. Step 3: Cross multiply
    61,236,000.20x = 91,854,000.30 × 55,177,572.80
  4. Step 4: Simplify right side
    61,236,000.20x = 5,068,280,788,524,471
  5. Step 5: Solve for x
    x = 5,068,280,788,524,471/61,236,000.20
  6. Step 6: Final answer
    x = 82,766,359.20

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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.