Home / 17,093,921.90-25,640,882.85-5,126,657.90

Finding the Fourth Proportional to 17,093,921.90, 25,640,882.85 and 5,126,657.90

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Solution

The fourth proportional to 17,093,921.90, 25,640,882.85 and 5,126,657.90 is: 7,689,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,093,921.90 : 25,640,882.85 = 5,126,657.90 : x
  2. Step 2: Convert to fraction form
    17,093,921.90/25,640,882.85 = 5,126,657.90/x
  3. Step 3: Cross multiply
    17,093,921.90x = 25,640,882.85 × 5,126,657.90
  4. Step 4: Simplify right side
    17,093,921.90x = 131,452,034,625,927.03
  5. Step 5: Solve for x
    x = 131,452,034,625,927.03/17,093,921.90
  6. Step 6: Final answer
    x = 7,689,986.85

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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.