Home / 10,327,144.17-14,251,172.31-5,617,383.78

Finding the Fourth Proportional to 10,327,144.17, 14,251,172.31 and 5,617,383.78

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Solution

The fourth proportional to 10,327,144.17, 14,251,172.31 and 5,617,383.78 is: 7,751,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327,144.17 : 14,251,172.31 = 5,617,383.78 : x
  2. Step 2: Convert to fraction form
    10,327,144.17/14,251,172.31 = 5,617,383.78/x
  3. Step 3: Cross multiply
    10,327,144.17x = 14,251,172.31 × 5,617,383.78
  4. Step 4: Simplify right side
    10,327,144.17x = 80,054,304,180,179.14
  5. Step 5: Solve for x
    x = 80,054,304,180,179.14/10,327,144.17
  6. Step 6: Final answer
    x = 7,751,833.70

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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.