Home / 20,229,741.70-30,344,612.55-11,584,968.10

Finding the Fourth Proportional to 20,229,741.70, 30,344,612.55 and 11,584,968.10

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Solution

The fourth proportional to 20,229,741.70, 30,344,612.55 and 11,584,968.10 is: 17,377,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,741.70 : 30,344,612.55 = 11,584,968.10 : x
  2. Step 2: Convert to fraction form
    20,229,741.70/30,344,612.55 = 11,584,968.10/x
  3. Step 3: Cross multiply
    20,229,741.70x = 30,344,612.55 × 11,584,968.10
  4. Step 4: Simplify right side
    20,229,741.70x = 351,541,368,398,609.62
  5. Step 5: Solve for x
    x = 351,541,368,398,609.62/20,229,741.70
  6. Step 6: Final answer
    x = 17,377,452.15

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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.