Home / 7,244,579.20-10,866,868.80-2,195,233.60

Finding the Fourth Proportional to 7,244,579.20, 10,866,868.80 and 2,195,233.60

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Solution

The fourth proportional to 7,244,579.20, 10,866,868.80 and 2,195,233.60 is: 3,292,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,579.20 : 10,866,868.80 = 2,195,233.60 : x
  2. Step 2: Convert to fraction form
    7,244,579.20/10,866,868.80 = 2,195,233.60/x
  3. Step 3: Cross multiply
    7,244,579.20x = 10,866,868.80 × 2,195,233.60
  4. Step 4: Simplify right side
    7,244,579.20x = 23,855,315,516,551.68
  5. Step 5: Solve for x
    x = 23,855,315,516,551.68/7,244,579.20
  6. Step 6: Final answer
    x = 3,292,850.40

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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.