Home / 17,278,352.78-25,912,805.18-6,494,824.40

Finding the Fourth Proportional to 17,278,352.78, 25,912,805.18 and 6,494,824.40

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Solution

The fourth proportional to 17,278,352.78, 25,912,805.18 and 6,494,824.40 is: 9,740,460.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278,352.78 : 25,912,805.18 = 6,494,824.40 : x
  2. Step 2: Convert to fraction form
    17,278,352.78/25,912,805.18 = 6,494,824.40/x
  3. Step 3: Cross multiply
    17,278,352.78x = 25,912,805.18 × 6,494,824.40
  4. Step 4: Simplify right side
    17,278,352.78x = 168,299,119,193,472.25
  5. Step 5: Solve for x
    x = 168,299,119,193,472.25/17,278,352.78
  6. Step 6: Final answer
    x = 9,740,460.88

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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.