Home / 13,850,114.38-20,869,708.72-11,381,078.86

Finding the Fourth Proportional to 13,850,114.38, 20,869,708.72 and 11,381,078.86

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Solution

The fourth proportional to 13,850,114.38, 20,869,708.72 and 11,381,078.86 is: 17,149,302.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,114.38 : 20,869,708.72 = 11,381,078.86 : x
  2. Step 2: Convert to fraction form
    13,850,114.38/20,869,708.72 = 11,381,078.86/x
  3. Step 3: Cross multiply
    13,850,114.38x = 20,869,708.72 × 11,381,078.86
  4. Step 4: Simplify right side
    13,850,114.38x = 237,519,800,727,549.62
  5. Step 5: Solve for x
    x = 237,519,800,727,549.62/13,850,114.38
  6. Step 6: Final answer
    x = 17,149,302.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.