Home / 6,192,139.20-9,288,208.80-4,916,680.80

Finding the Fourth Proportional to 6,192,139.20, 9,288,208.80 and 4,916,680.80

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Solution

The fourth proportional to 6,192,139.20, 9,288,208.80 and 4,916,680.80 is: 7,375,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192,139.20 : 9,288,208.80 = 4,916,680.80 : x
  2. Step 2: Convert to fraction form
    6,192,139.20/9,288,208.80 = 4,916,680.80/x
  3. Step 3: Cross multiply
    6,192,139.20x = 9,288,208.80 × 4,916,680.80
  4. Step 4: Simplify right side
    6,192,139.20x = 45,667,157,873,351.04
  5. Step 5: Solve for x
    x = 45,667,157,873,351.04/6,192,139.20
  6. Step 6: Final answer
    x = 7,375,021.20

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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.