Home / 12,611,855.96-18,917,784.19-3,027,234.49

Finding the Fourth Proportional to 12,611,855.96, 18,917,784.19 and 3,027,234.49

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Solution

The fourth proportional to 12,611,855.96, 18,917,784.19 and 3,027,234.49 is: 4,540,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,855.96 : 18,917,784.19 = 3,027,234.49 : x
  2. Step 2: Convert to fraction form
    12,611,855.96/18,917,784.19 = 3,027,234.49/x
  3. Step 3: Cross multiply
    12,611,855.96x = 18,917,784.19 × 3,027,234.49
  4. Step 4: Simplify right side
    12,611,855.96x = 57,268,568,774,344.72
  5. Step 5: Solve for x
    x = 57,268,568,774,344.72/12,611,855.96
  6. Step 6: Final answer
    x = 4,540,851.80

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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.