Home / 9,198,612.38-12,694,642.46-5,068,638.52

Finding the Fourth Proportional to 9,198,612.38, 12,694,642.46 and 5,068,638.52

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Solution

The fourth proportional to 9,198,612.38, 12,694,642.46 and 5,068,638.52 is: 6,995,028.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198,612.38 : 12,694,642.46 = 5,068,638.52 : x
  2. Step 2: Convert to fraction form
    9,198,612.38/12,694,642.46 = 5,068,638.52/x
  3. Step 3: Cross multiply
    9,198,612.38x = 12,694,642.46 × 5,068,638.52
  4. Step 4: Simplify right side
    9,198,612.38x = 64,344,553,747,485.62
  5. Step 5: Solve for x
    x = 64,344,553,747,485.62/9,198,612.38
  6. Step 6: Final answer
    x = 6,995,028.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.