Home / 6,454,738.38-8,907,734.94-3,554,233.05

Finding the Fourth Proportional to 6,454,738.38, 8,907,734.94 and 3,554,233.05

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Solution

The fourth proportional to 6,454,738.38, 8,907,734.94 and 3,554,233.05 is: 4,904,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,738.38 : 8,907,734.94 = 3,554,233.05 : x
  2. Step 2: Convert to fraction form
    6,454,738.38/8,907,734.94 = 3,554,233.05/x
  3. Step 3: Cross multiply
    6,454,738.38x = 8,907,734.94 × 3,554,233.05
  4. Step 4: Simplify right side
    6,454,738.38x = 31,660,165,924,387.76
  5. Step 5: Solve for x
    x = 31,660,165,924,387.76/6,454,738.38
  6. Step 6: Final answer
    x = 4,904,949.52

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Double scale
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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.