Home / 6,800,115.38-10,200,920.38-3,389,260.64

Finding the Fourth Proportional to 6,800,115.38, 10,200,920.38 and 3,389,260.64

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Solution

The fourth proportional to 6,800,115.38, 10,200,920.38 and 3,389,260.64 is: 5,084,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800,115.38 : 10,200,920.38 = 3,389,260.64 : x
  2. Step 2: Convert to fraction form
    6,800,115.38/10,200,920.38 = 3,389,260.64/x
  3. Step 3: Cross multiply
    6,800,115.38x = 10,200,920.38 × 3,389,260.64
  4. Step 4: Simplify right side
    6,800,115.38x = 34,573,577,935,707.85
  5. Step 5: Solve for x
    x = 34,573,577,935,707.85/6,800,115.38
  6. Step 6: Final answer
    x = 5,084,263.43

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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.