Home / 4,758,674.16-7,138,015.80-3,915,453.36

Finding the Fourth Proportional to 4,758,674.16, 7,138,015.80 and 3,915,453.36

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Solution

The fourth proportional to 4,758,674.16, 7,138,015.80 and 3,915,453.36 is: 5,873,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,674.16 : 7,138,015.80 = 3,915,453.36 : x
  2. Step 2: Convert to fraction form
    4,758,674.16/7,138,015.80 = 3,915,453.36/x
  3. Step 3: Cross multiply
    4,758,674.16x = 7,138,015.80 × 3,915,453.36
  4. Step 4: Simplify right side
    4,758,674.16x = 27,948,567,947,843.09
  5. Step 5: Solve for x
    x = 27,948,567,947,843.09/4,758,674.16
  6. Step 6: Final answer
    x = 5,873,183.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.