Home / 13,741,909.65-20,613,945.54-3,644,530.65

Finding the Fourth Proportional to 13,741,909.65, 20,613,945.54 and 3,644,530.65

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Solution

The fourth proportional to 13,741,909.65, 20,613,945.54 and 3,644,530.65 is: 5,467,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,909.65 : 20,613,945.54 = 3,644,530.65 : x
  2. Step 2: Convert to fraction form
    13,741,909.65/20,613,945.54 = 3,644,530.65/x
  3. Step 3: Cross multiply
    13,741,909.65x = 20,613,945.54 × 3,644,530.65
  4. Step 4: Simplify right side
    13,741,909.65x = 75,128,156,337,960.80
  5. Step 5: Solve for x
    x = 75,128,156,337,960.80/13,741,909.65
  6. Step 6: Final answer
    x = 5,467,082.69

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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.