Home / 12,321,567.27-18,565,531.38-10,209,592.44

Finding the Fourth Proportional to 12,321,567.27, 18,565,531.38 and 10,209,592.44

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Solution

The fourth proportional to 12,321,567.27, 18,565,531.38 and 10,209,592.44 is: 15,383,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,321,567.27 : 18,565,531.38 = 10,209,592.44 : x
  2. Step 2: Convert to fraction form
    12,321,567.27/18,565,531.38 = 10,209,592.44/x
  3. Step 3: Cross multiply
    12,321,567.27x = 18,565,531.38 × 10,209,592.44
  4. Step 4: Simplify right side
    12,321,567.27x = 189,546,508,821,830.75
  5. Step 5: Solve for x
    x = 189,546,508,821,830.75/12,321,567.27
  6. Step 6: Final answer
    x = 15,383,311.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.