Home / 82,023,844.80-122,936,234.40-36,537,355.20

Finding the Fourth Proportional to 82,023,844.80, 122,936,234.40 and 36,537,355.20

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Solution

The fourth proportional to 82,023,844.80, 122,936,234.40 and 36,537,355.20 is: 54,761,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,023,844.80 : 122,936,234.40 = 36,537,355.20 : x
  2. Step 2: Convert to fraction form
    82,023,844.80/122,936,234.40 = 36,537,355.20/x
  3. Step 3: Cross multiply
    82,023,844.80x = 122,936,234.40 × 36,537,355.20
  4. Step 4: Simplify right side
    82,023,844.80x = 4,491,764,863,223,259.50
  5. Step 5: Solve for x
    x = 4,491,764,863,223,259.50/82,023,844.80
  6. Step 6: Final answer
    x = 54,761,696.12

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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.