Home / 7,244,859.20-10,867,288.80-2,195,513.60

Finding the Fourth Proportional to 7,244,859.20, 10,867,288.80 and 2,195,513.60

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Solution

The fourth proportional to 7,244,859.20, 10,867,288.80 and 2,195,513.60 is: 3,293,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,859.20 : 10,867,288.80 = 2,195,513.60 : x
  2. Step 2: Convert to fraction form
    7,244,859.20/10,867,288.80 = 2,195,513.60/x
  3. Step 3: Cross multiply
    7,244,859.20x = 10,867,288.80 × 2,195,513.60
  4. Step 4: Simplify right side
    7,244,859.20x = 23,859,280,355,527.68
  5. Step 5: Solve for x
    x = 23,859,280,355,527.68/7,244,859.20
  6. Step 6: Final answer
    x = 3,293,270.40

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Similar ratio
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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.