Home / 7,661,010.30-11,491,515.45-6,715,448.70

Finding the Fourth Proportional to 7,661,010.30, 11,491,515.45 and 6,715,448.70

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Solution

The fourth proportional to 7,661,010.30, 11,491,515.45 and 6,715,448.70 is: 10,073,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,010.30 : 11,491,515.45 = 6,715,448.70 : x
  2. Step 2: Convert to fraction form
    7,661,010.30/11,491,515.45 = 6,715,448.70/x
  3. Step 3: Cross multiply
    7,661,010.30x = 11,491,515.45 × 6,715,448.70
  4. Step 4: Simplify right side
    7,661,010.30x = 77,170,682,489,732.41
  5. Step 5: Solve for x
    x = 77,170,682,489,732.41/7,661,010.30
  6. Step 6: Final answer
    x = 10,073,173.05

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Similar ratio
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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.