Home / 5,760,186.20-8,640,279.30-3,105,978.20

Finding the Fourth Proportional to 5,760,186.20, 8,640,279.30 and 3,105,978.20

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Solution

The fourth proportional to 5,760,186.20, 8,640,279.30 and 3,105,978.20 is: 4,658,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,186.20 : 8,640,279.30 = 3,105,978.20 : x
  2. Step 2: Convert to fraction form
    5,760,186.20/8,640,279.30 = 3,105,978.20/x
  3. Step 3: Cross multiply
    5,760,186.20x = 8,640,279.30 × 3,105,978.20
  4. Step 4: Simplify right side
    5,760,186.20x = 26,836,519,147,711.27
  5. Step 5: Solve for x
    x = 26,836,519,147,711.27/5,760,186.20
  6. Step 6: Final answer
    x = 4,658,967.30

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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.