Home / 18,539,207.20-27,803,496.39-5,586,612.22

Finding the Fourth Proportional to 18,539,207.20, 27,803,496.39 and 5,586,612.22

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Solution

The fourth proportional to 18,539,207.20, 27,803,496.39 and 5,586,612.22 is: 8,378,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539,207.20 : 27,803,496.39 = 5,586,612.22 : x
  2. Step 2: Convert to fraction form
    18,539,207.20/27,803,496.39 = 5,586,612.22/x
  3. Step 3: Cross multiply
    18,539,207.20x = 27,803,496.39 × 5,586,612.22
  4. Step 4: Simplify right side
    18,539,207.20x = 155,327,352,691,099.88
  5. Step 5: Solve for x
    x = 155,327,352,691,099.88/18,539,207.20
  6. Step 6: Final answer
    x = 8,378,316.88

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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.