Home / 12,611,855.39-18,917,783.34-3,027,233.92

Finding the Fourth Proportional to 12,611,855.39, 18,917,783.34 and 3,027,233.92

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Solution

The fourth proportional to 12,611,855.39, 18,917,783.34 and 3,027,233.92 is: 4,540,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,855.39 : 18,917,783.34 = 3,027,233.92 : x
  2. Step 2: Convert to fraction form
    12,611,855.39/18,917,783.34 = 3,027,233.92/x
  3. Step 3: Cross multiply
    12,611,855.39x = 18,917,783.34 × 3,027,233.92
  4. Step 4: Simplify right side
    12,611,855.39x = 57,268,555,410,490.80
  5. Step 5: Solve for x
    x = 57,268,555,410,490.80/12,611,855.39
  6. Step 6: Final answer
    x = 4,540,850.94

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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.