Home / 5,760,131.20-8,619,201.60-5,256,246.40

Finding the Fourth Proportional to 5,760,131.20, 8,619,201.60 and 5,256,246.40

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Solution

The fourth proportional to 5,760,131.20, 8,619,201.60 and 5,256,246.40 is: 7,865,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,131.20 : 8,619,201.60 = 5,256,246.40 : x
  2. Step 2: Convert to fraction form
    5,760,131.20/8,619,201.60 = 5,256,246.40/x
  3. Step 3: Cross multiply
    5,760,131.20x = 8,619,201.60 × 5,256,246.40
  4. Step 4: Simplify right side
    5,760,131.20x = 45,304,647,380,874.24
  5. Step 5: Solve for x
    x = 45,304,647,380,874.24/5,760,131.20
  6. Step 6: Final answer
    x = 7,865,211.02

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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.