Home / 7,392,136.20-11,088,204.30-3,608,046.60

Finding the Fourth Proportional to 7,392,136.20, 11,088,204.30 and 3,608,046.60

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Solution

The fourth proportional to 7,392,136.20, 11,088,204.30 and 3,608,046.60 is: 5,412,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392,136.20 : 11,088,204.30 = 3,608,046.60 : x
  2. Step 2: Convert to fraction form
    7,392,136.20/11,088,204.30 = 3,608,046.60/x
  3. Step 3: Cross multiply
    7,392,136.20x = 11,088,204.30 × 3,608,046.60
  4. Step 4: Simplify right side
    7,392,136.20x = 40,006,757,824,720.38
  5. Step 5: Solve for x
    x = 40,006,757,824,720.38/7,392,136.20
  6. Step 6: Final answer
    x = 5,412,069.90

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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.