Home / 12,611,860.72-18,917,791.34-3,027,239.26

Finding the Fourth Proportional to 12,611,860.72, 18,917,791.34 and 3,027,239.26

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Solution

The fourth proportional to 12,611,860.72, 18,917,791.34 and 3,027,239.26 is: 4,540,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,860.72 : 18,917,791.34 = 3,027,239.26 : x
  2. Step 2: Convert to fraction form
    12,611,860.72/18,917,791.34 = 3,027,239.26/x
  3. Step 3: Cross multiply
    12,611,860.72x = 18,917,791.34 × 3,027,239.26
  4. Step 4: Simplify right side
    12,611,860.72x = 57,268,680,594,505.34
  5. Step 5: Solve for x
    x = 57,268,680,594,505.34/12,611,860.72
  6. Step 6: Final answer
    x = 4,540,858.95

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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.