Home / 7,895,700.82-11,844,679.61-2,431,257.15

Finding the Fourth Proportional to 7,895,700.82, 11,844,679.61 and 2,431,257.15

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Solution

The fourth proportional to 7,895,700.82, 11,844,679.61 and 2,431,257.15 is: 3,647,233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895,700.82 : 11,844,679.61 = 2,431,257.15 : x
  2. Step 2: Convert to fraction form
    7,895,700.82/11,844,679.61 = 2,431,257.15/x
  3. Step 3: Cross multiply
    7,895,700.82x = 11,844,679.61 × 2,431,257.15
  4. Step 4: Simplify right side
    7,895,700.82x = 28,797,461,979,115.43
  5. Step 5: Solve for x
    x = 28,797,461,979,115.43/7,895,700.82
  6. Step 6: Final answer
    x = 3,647,233.18

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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.