Home / 12,611,854.39-18,917,781.83-3,027,232.92

Finding the Fourth Proportional to 12,611,854.39, 18,917,781.83 and 3,027,232.92

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Solution

The fourth proportional to 12,611,854.39, 18,917,781.83 and 3,027,232.92 is: 4,540,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,854.39 : 18,917,781.83 = 3,027,232.92 : x
  2. Step 2: Convert to fraction form
    12,611,854.39/18,917,781.83 = 3,027,232.92/x
  3. Step 3: Cross multiply
    12,611,854.39x = 18,917,781.83 × 3,027,232.92
  4. Step 4: Simplify right side
    12,611,854.39x = 57,268,531,906,927.15
  5. Step 5: Solve for x
    x = 57,268,531,906,927.15/12,611,854.39
  6. Step 6: Final answer
    x = 4,540,849.44

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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.