Home / 5,213,834.52-7,195,517.58-2,891,454.36

Finding the Fourth Proportional to 5,213,834.52, 7,195,517.58 and 2,891,454.36

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Solution

The fourth proportional to 5,213,834.52, 7,195,517.58 and 2,891,454.36 is: 3,990,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,834.52 : 7,195,517.58 = 2,891,454.36 : x
  2. Step 2: Convert to fraction form
    5,213,834.52/7,195,517.58 = 2,891,454.36/x
  3. Step 3: Cross multiply
    5,213,834.52x = 7,195,517.58 × 2,891,454.36
  4. Step 4: Simplify right side
    5,213,834.52x = 20,805,510,679,147.65
  5. Step 5: Solve for x
    x = 20,805,510,679,147.65/5,213,834.52
  6. Step 6: Final answer
    x = 3,990,443.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.