Home / 7,979,604.10-11,971,087.38-2,587,834.10

Finding the Fourth Proportional to 7,979,604.10, 11,971,087.38 and 2,587,834.10

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Solution

The fourth proportional to 7,979,604.10, 11,971,087.38 and 2,587,834.10 is: 3,882,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,604.10 : 11,971,087.38 = 2,587,834.10 : x
  2. Step 2: Convert to fraction form
    7,979,604.10/11,971,087.38 = 2,587,834.10/x
  3. Step 3: Cross multiply
    7,979,604.10x = 11,971,087.38 × 2,587,834.10
  4. Step 4: Simplify right side
    7,979,604.10x = 30,979,188,165,971.38
  5. Step 5: Solve for x
    x = 30,979,188,165,971.38/7,979,604.10
  6. Step 6: Final answer
    x = 3,882,296.39

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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.