Home / 5,694,286.70-7,858,115.34-3,115,967.78

Finding the Fourth Proportional to 5,694,286.70, 7,858,115.34 and 3,115,967.78

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Solution

The fourth proportional to 5,694,286.70, 7,858,115.34 and 3,115,967.78 is: 4,300,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694,286.70 : 7,858,115.34 = 3,115,967.78 : x
  2. Step 2: Convert to fraction form
    5,694,286.70/7,858,115.34 = 3,115,967.78/x
  3. Step 3: Cross multiply
    5,694,286.70x = 7,858,115.34 × 3,115,967.78
  4. Step 4: Simplify right side
    5,694,286.70x = 24,485,634,210,963.74
  5. Step 5: Solve for x
    x = 24,485,634,210,963.74/5,694,286.70
  6. Step 6: Final answer
    x = 4,300,035.37

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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.