Home / 8,275,694.72-11,420,279.62-4,791,180.42

Finding the Fourth Proportional to 8,275,694.72, 11,420,279.62 and 4,791,180.42

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Solution

The fourth proportional to 8,275,694.72, 11,420,279.62 and 4,791,180.42 is: 6,611,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,694.72 : 11,420,279.62 = 4,791,180.42 : x
  2. Step 2: Convert to fraction form
    8,275,694.72/11,420,279.62 = 4,791,180.42/x
  3. Step 3: Cross multiply
    8,275,694.72x = 11,420,279.62 × 4,791,180.42
  4. Step 4: Simplify right side
    8,275,694.72x = 54,716,620,094,291.09
  5. Step 5: Solve for x
    x = 54,716,620,094,291.09/8,275,694.72
  6. Step 6: Final answer
    x = 6,611,725.30

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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.