Home / 8,856,601.80-13,284,902.70-5,665,331.40

Finding the Fourth Proportional to 8,856,601.80, 13,284,902.70 and 5,665,331.40

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Solution

The fourth proportional to 8,856,601.80, 13,284,902.70 and 5,665,331.40 is: 8,497,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856,601.80 : 13,284,902.70 = 5,665,331.40 : x
  2. Step 2: Convert to fraction form
    8,856,601.80/13,284,902.70 = 5,665,331.40/x
  3. Step 3: Cross multiply
    8,856,601.80x = 13,284,902.70 × 5,665,331.40
  4. Step 4: Simplify right side
    8,856,601.80x = 75,263,376,412,254.78
  5. Step 5: Solve for x
    x = 75,263,376,412,254.78/8,856,601.80
  6. Step 6: Final answer
    x = 8,497,997.10

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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.