Home / 13,540,456.22-18,680,925.80-8,896,742.33

Finding the Fourth Proportional to 13,540,456.22, 18,680,925.80 and 8,896,742.33

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Solution

The fourth proportional to 13,540,456.22, 18,680,925.80 and 8,896,742.33 is: 12,274,282.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,456.22 : 18,680,925.80 = 8,896,742.33 : x
  2. Step 2: Convert to fraction form
    13,540,456.22/18,680,925.80 = 8,896,742.33/x
  3. Step 3: Cross multiply
    13,540,456.22x = 18,680,925.80 × 8,896,742.33
  4. Step 4: Simplify right side
    13,540,456.22x = 166,199,383,257,286.31
  5. Step 5: Solve for x
    x = 166,199,383,257,286.31/13,540,456.22
  6. Step 6: Final answer
    x = 12,274,282.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.