Home / 8,016,288.30-12,024,432.45-7,218,470.70

Finding the Fourth Proportional to 8,016,288.30, 12,024,432.45 and 7,218,470.70

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Solution

The fourth proportional to 8,016,288.30, 12,024,432.45 and 7,218,470.70 is: 10,827,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016,288.30 : 12,024,432.45 = 7,218,470.70 : x
  2. Step 2: Convert to fraction form
    8,016,288.30/12,024,432.45 = 7,218,470.70/x
  3. Step 3: Cross multiply
    8,016,288.30x = 12,024,432.45 × 7,218,470.70
  4. Step 4: Simplify right side
    8,016,288.30x = 86,798,013,324,454.22
  5. Step 5: Solve for x
    x = 86,798,013,324,454.22/8,016,288.30
  6. Step 6: Final answer
    x = 10,827,706.05

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Similar ratio
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1.5x scale

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.