Home / 27,706,453.14-38,231,593.05-15,314,872.95

Finding the Fourth Proportional to 27,706,453.14, 38,231,593.05 and 15,314,872.95

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Solution

The fourth proportional to 27,706,453.14, 38,231,593.05 and 15,314,872.95 is: 21,132,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,706,453.14 : 38,231,593.05 = 15,314,872.95 : x
  2. Step 2: Convert to fraction form
    27,706,453.14/38,231,593.05 = 15,314,872.95/x
  3. Step 3: Cross multiply
    27,706,453.14x = 38,231,593.05 × 15,314,872.95
  4. Step 4: Simplify right side
    27,706,453.14x = 585,511,990,236,852.88
  5. Step 5: Solve for x
    x = 585,511,990,236,852.88/27,706,453.14
  6. Step 6: Final answer
    x = 21,132,693.79

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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.