Home / 82,012,168.80-123,019,711.20-24,505,149.60

Finding the Fourth Proportional to 82,012,168.80, 123,019,711.20 and 24,505,149.60

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Solution

The fourth proportional to 82,012,168.80, 123,019,711.20 and 24,505,149.60 is: 36,758,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,012,168.80 : 123,019,711.20 = 24,505,149.60 : x
  2. Step 2: Convert to fraction form
    82,012,168.80/123,019,711.20 = 24,505,149.60/x
  3. Step 3: Cross multiply
    82,012,168.80x = 123,019,711.20 × 24,505,149.60
  4. Step 4: Simplify right side
    82,012,168.80x = 3,014,616,426,704,796
  5. Step 5: Solve for x
    x = 3,014,616,426,704,796/82,012,168.80
  6. Step 6: Final answer
    x = 36,758,160.05

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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.