Home / 8,521,104.82-12,781,919.67-3,726,326.02

Finding the Fourth Proportional to 8,521,104.82, 12,781,919.67 and 3,726,326.02

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Solution

The fourth proportional to 8,521,104.82, 12,781,919.67 and 3,726,326.02 is: 5,589,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,104.82 : 12,781,919.67 = 3,726,326.02 : x
  2. Step 2: Convert to fraction form
    8,521,104.82/12,781,919.67 = 3,726,326.02/x
  3. Step 3: Cross multiply
    8,521,104.82x = 12,781,919.67 × 3,726,326.02
  4. Step 4: Simplify right side
    8,521,104.82x = 47,629,599,805,942.29
  5. Step 5: Solve for x
    x = 47,629,599,805,942.29/8,521,104.82
  6. Step 6: Final answer
    x = 5,589,603.79

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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.