Home / 6,491,716.20-9,738,449.10-2,233,189.80

Finding the Fourth Proportional to 6,491,716.20, 9,738,449.10 and 2,233,189.80

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Solution

The fourth proportional to 6,491,716.20, 9,738,449.10 and 2,233,189.80 is: 3,350,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,716.20 : 9,738,449.10 = 2,233,189.80 : x
  2. Step 2: Convert to fraction form
    6,491,716.20/9,738,449.10 = 2,233,189.80/x
  3. Step 3: Cross multiply
    6,491,716.20x = 9,738,449.10 × 2,233,189.80
  4. Step 4: Simplify right side
    6,491,716.20x = 21,747,805,197,939.18
  5. Step 5: Solve for x
    x = 21,747,805,197,939.18/6,491,716.20
  6. Step 6: Final answer
    x = 3,350,085.64

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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.