Home / 7,392,205.70-11,088,308.55-3,608,116.10

Finding the Fourth Proportional to 7,392,205.70, 11,088,308.55 and 3,608,116.10

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Solution

The fourth proportional to 7,392,205.70, 11,088,308.55 and 3,608,116.10 is: 5,412,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392,205.70 : 11,088,308.55 = 3,608,116.10 : x
  2. Step 2: Convert to fraction form
    7,392,205.70/11,088,308.55 = 3,608,116.10/x
  3. Step 3: Cross multiply
    7,392,205.70x = 11,088,308.55 × 3,608,116.10
  4. Step 4: Simplify right side
    7,392,205.70x = 40,007,904,601,022.66
  5. Step 5: Solve for x
    x = 40,007,904,601,022.66/7,392,205.70
  6. Step 6: Final answer
    x = 5,412,174.15

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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.