Home / 8,279,634.28-11,421,714.66-4,839,627.88

Finding the Fourth Proportional to 8,279,634.28, 11,421,714.66 and 4,839,627.88

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Solution

The fourth proportional to 8,279,634.28, 11,421,714.66 and 4,839,627.88 is: 6,676,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,634.28 : 11,421,714.66 = 4,839,627.88 : x
  2. Step 2: Convert to fraction form
    8,279,634.28/11,421,714.66 = 4,839,627.88/x
  3. Step 3: Cross multiply
    8,279,634.28x = 11,421,714.66 × 4,839,627.88
  4. Step 4: Simplify right side
    8,279,634.28x = 55,276,848,705,940.72
  5. Step 5: Solve for x
    x = 55,276,848,705,940.72/8,279,634.28
  6. Step 6: Final answer
    x = 6,676,242.79

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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.