Home / 13,861,067.76-19,120,593.96-8,059,208.04

Finding the Fourth Proportional to 13,861,067.76, 19,120,593.96 and 8,059,208.04

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Solution

The fourth proportional to 13,861,067.76, 19,120,593.96 and 8,059,208.04 is: 11,117,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861,067.76 : 19,120,593.96 = 8,059,208.04 : x
  2. Step 2: Convert to fraction form
    13,861,067.76/19,120,593.96 = 8,059,208.04/x
  3. Step 3: Cross multiply
    13,861,067.76x = 19,120,593.96 × 8,059,208.04
  4. Step 4: Simplify right side
    13,861,067.76x = 154,096,844,572,007.44
  5. Step 5: Solve for x
    x = 154,096,844,572,007.44/13,861,067.76
  6. Step 6: Final answer
    x = 11,117,241.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.