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Finding the Fourth Proportional to 6,448,882.33, 9,662,694.61 and 3,745,619.11

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Solution

The fourth proportional to 6,448,882.33, 9,662,694.61 and 3,745,619.11 is: 5,612,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,882.33 : 9,662,694.61 = 3,745,619.11 : x
  2. Step 2: Convert to fraction form
    6,448,882.33/9,662,694.61 = 3,745,619.11/x
  3. Step 3: Cross multiply
    6,448,882.33x = 9,662,694.61 × 3,745,619.11
  4. Step 4: Simplify right side
    6,448,882.33x = 36,192,773,566,581.90
  5. Step 5: Solve for x
    x = 36,192,773,566,581.90/6,448,882.33
  6. Step 6: Final answer
    x = 5,612,255.23

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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.