Home / 5,328,630.43-7,991,740.16-2,447,227.15

Finding the Fourth Proportional to 5,328,630.43, 7,991,740.16 and 2,447,227.15

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Solution

The fourth proportional to 5,328,630.43, 7,991,740.16 and 2,447,227.15 is: 3,670,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,630.43 : 7,991,740.16 = 2,447,227.15 : x
  2. Step 2: Convert to fraction form
    5,328,630.43/7,991,740.16 = 2,447,227.15/x
  3. Step 3: Cross multiply
    5,328,630.43x = 7,991,740.16 × 2,447,227.15
  4. Step 4: Simplify right side
    5,328,630.43x = 19,557,603,472,258.96
  5. Step 5: Solve for x
    x = 19,557,603,472,258.96/5,328,630.43
  6. Step 6: Final answer
    x = 3,670,287.09

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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.