Home / 7,229,927.20-10,844,890.80-2,180,581.60

Finding the Fourth Proportional to 7,229,927.20, 10,844,890.80 and 2,180,581.60

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Solution

The fourth proportional to 7,229,927.20, 10,844,890.80 and 2,180,581.60 is: 3,270,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,927.20 : 10,844,890.80 = 2,180,581.60 : x
  2. Step 2: Convert to fraction form
    7,229,927.20/10,844,890.80 = 2,180,581.60/x
  3. Step 3: Cross multiply
    7,229,927.20x = 10,844,890.80 × 2,180,581.60
  4. Step 4: Simplify right side
    7,229,927.20x = 23,648,169,332,489.28
  5. Step 5: Solve for x
    x = 23,648,169,332,489.28/7,229,927.20
  6. Step 6: Final answer
    x = 3,270,872.40

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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.