Home / 12,482,032.20-18,723,048.30-10,214,550.60

Finding the Fourth Proportional to 12,482,032.20, 18,723,048.30 and 10,214,550.60

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Solution

The fourth proportional to 12,482,032.20, 18,723,048.30 and 10,214,550.60 is: 15,321,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,032.20 : 18,723,048.30 = 10,214,550.60 : x
  2. Step 2: Convert to fraction form
    12,482,032.20/18,723,048.30 = 10,214,550.60/x
  3. Step 3: Cross multiply
    12,482,032.20x = 18,723,048.30 × 10,214,550.60
  4. Step 4: Simplify right side
    12,482,032.20x = 191,247,524,246,593.97
  5. Step 5: Solve for x
    x = 191,247,524,246,593.97/12,482,032.20
  6. Step 6: Final answer
    x = 15,321,825.90

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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.