Home / 8,903,414.20-13,355,121.30-2,171,828.20

Finding the Fourth Proportional to 8,903,414.20, 13,355,121.30 and 2,171,828.20

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Solution

The fourth proportional to 8,903,414.20, 13,355,121.30 and 2,171,828.20 is: 3,257,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,414.20 : 13,355,121.30 = 2,171,828.20 : x
  2. Step 2: Convert to fraction form
    8,903,414.20/13,355,121.30 = 2,171,828.20/x
  3. Step 3: Cross multiply
    8,903,414.20x = 13,355,121.30 × 2,171,828.20
  4. Step 4: Simplify right side
    8,903,414.20x = 29,005,029,053,760.66
  5. Step 5: Solve for x
    x = 29,005,029,053,760.66/8,903,414.20
  6. Step 6: Final answer
    x = 3,257,742.30

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Double scale
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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.