Home / 12,611,859.64-18,917,789.66-3,027,238.16

Finding the Fourth Proportional to 12,611,859.64, 18,917,789.66 and 3,027,238.16

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Solution

The fourth proportional to 12,611,859.64, 18,917,789.66 and 3,027,238.16 is: 4,540,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,859.64 : 18,917,789.66 = 3,027,238.16 : x
  2. Step 2: Convert to fraction form
    12,611,859.64/18,917,789.66 = 3,027,238.16/x
  3. Step 3: Cross multiply
    12,611,859.64x = 18,917,789.66 × 3,027,238.16
  4. Step 4: Simplify right side
    12,611,859.64x = 57,268,654,761,605.43
  5. Step 5: Solve for x
    x = 57,268,654,761,605.43/12,611,859.64
  6. Step 6: Final answer
    x = 4,540,857.29

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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.