Home / 12,170,736.40-18,256,104.60-3,196,195.60

Finding the Fourth Proportional to 12,170,736.40, 18,256,104.60 and 3,196,195.60

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Solution

The fourth proportional to 12,170,736.40, 18,256,104.60 and 3,196,195.60 is: 4,794,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,736.40 : 18,256,104.60 = 3,196,195.60 : x
  2. Step 2: Convert to fraction form
    12,170,736.40/18,256,104.60 = 3,196,195.60/x
  3. Step 3: Cross multiply
    12,170,736.40x = 18,256,104.60 × 3,196,195.60
  4. Step 4: Simplify right side
    12,170,736.40x = 58,350,081,195,659.77
  5. Step 5: Solve for x
    x = 58,350,081,195,659.77/12,170,736.40
  6. Step 6: Final answer
    x = 4,794,293.40

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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.