Home / 12,170,735.40-18,256,103.10-3,196,194.60

Finding the Fourth Proportional to 12,170,735.40, 18,256,103.10 and 3,196,194.60

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Solution

The fourth proportional to 12,170,735.40, 18,256,103.10 and 3,196,194.60 is: 4,794,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,735.40 : 18,256,103.10 = 3,196,194.60 : x
  2. Step 2: Convert to fraction form
    12,170,735.40/18,256,103.10 = 3,196,194.60/x
  3. Step 3: Cross multiply
    12,170,735.40x = 18,256,103.10 × 3,196,194.60
  4. Step 4: Simplify right side
    12,170,735.40x = 58,350,058,145,263.27
  5. Step 5: Solve for x
    x = 58,350,058,145,263.27/12,170,735.40
  6. Step 6: Final answer
    x = 4,794,291.90

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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.