Home / 4,979,486.80-7,469,230.20-4,932,247.60

Finding the Fourth Proportional to 4,979,486.80, 7,469,230.20 and 4,932,247.60

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Solution

The fourth proportional to 4,979,486.80, 7,469,230.20 and 4,932,247.60 is: 7,398,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,486.80 : 7,469,230.20 = 4,932,247.60 : x
  2. Step 2: Convert to fraction form
    4,979,486.80/7,469,230.20 = 4,932,247.60/x
  3. Step 3: Cross multiply
    4,979,486.80x = 7,469,230.20 × 4,932,247.60
  4. Step 4: Simplify right side
    4,979,486.80x = 36,840,092,727,797.52
  5. Step 5: Solve for x
    x = 36,840,092,727,797.52/4,979,486.80
  6. Step 6: Final answer
    x = 7,398,371.40

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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.