Home / 6,892,960.20-10,339,829.10-2,100,805.80

Finding the Fourth Proportional to 6,892,960.20, 10,339,829.10 and 2,100,805.80

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Solution

The fourth proportional to 6,892,960.20, 10,339,829.10 and 2,100,805.80 is: 3,151,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892,960.20 : 10,339,829.10 = 2,100,805.80 : x
  2. Step 2: Convert to fraction form
    6,892,960.20/10,339,829.10 = 2,100,805.80/x
  3. Step 3: Cross multiply
    6,892,960.20x = 10,339,829.10 × 2,100,805.80
  4. Step 4: Simplify right side
    6,892,960.20x = 21,721,972,944,288.78
  5. Step 5: Solve for x
    x = 21,721,972,944,288.78/6,892,960.20
  6. Step 6: Final answer
    x = 3,151,327.20

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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.