Home / 8,268,191.07-12,378,033.78-5,797,640.44

Finding the Fourth Proportional to 8,268,191.07, 12,378,033.78 and 5,797,640.44

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Solution

The fourth proportional to 8,268,191.07, 12,378,033.78 and 5,797,640.44 is: 8,679,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,191.07 : 12,378,033.78 = 5,797,640.44 : x
  2. Step 2: Convert to fraction form
    8,268,191.07/12,378,033.78 = 5,797,640.44/x
  3. Step 3: Cross multiply
    8,268,191.07x = 12,378,033.78 × 5,797,640.44
  4. Step 4: Simplify right side
    8,268,191.07x = 71,763,389,210,614.06
  5. Step 5: Solve for x
    x = 71,763,389,210,614.06/8,268,191.07
  6. Step 6: Final answer
    x = 8,679,454.62

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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.