Home / 5,134,424.33-7,085,479.59-2,811,274.64

Finding the Fourth Proportional to 5,134,424.33, 7,085,479.59 and 2,811,274.64

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Solution

The fourth proportional to 5,134,424.33, 7,085,479.59 and 2,811,274.64 is: 3,879,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,424.33 : 7,085,479.59 = 2,811,274.64 : x
  2. Step 2: Convert to fraction form
    5,134,424.33/7,085,479.59 = 2,811,274.64/x
  3. Step 3: Cross multiply
    5,134,424.33x = 7,085,479.59 × 2,811,274.64
  4. Step 4: Simplify right side
    5,134,424.33x = 19,919,229,083,604.60
  5. Step 5: Solve for x
    x = 19,919,229,083,604.60/5,134,424.33
  6. Step 6: Final answer
    x = 3,879,544.78

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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.