Home / 17,007,754.20-25,511,631.30-15,519,719.40

Finding the Fourth Proportional to 17,007,754.20, 25,511,631.30 and 15,519,719.40

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Solution

The fourth proportional to 17,007,754.20, 25,511,631.30 and 15,519,719.40 is: 23,279,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,007,754.20 : 25,511,631.30 = 15,519,719.40 : x
  2. Step 2: Convert to fraction form
    17,007,754.20/25,511,631.30 = 15,519,719.40/x
  3. Step 3: Cross multiply
    17,007,754.20x = 25,511,631.30 × 15,519,719.40
  4. Step 4: Simplify right side
    17,007,754.20x = 395,933,359,212,257.25
  5. Step 5: Solve for x
    x = 395,933,359,212,257.25/17,007,754.20
  6. Step 6: Final answer
    x = 23,279,579.10

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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.