Home / 13,327,367.06-18,392,999.34-8,099,168.60

Finding the Fourth Proportional to 13,327,367.06, 18,392,999.34 and 8,099,168.60

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Solution

The fourth proportional to 13,327,367.06, 18,392,999.34 and 8,099,168.60 is: 11,177,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,367.06 : 18,392,999.34 = 8,099,168.60 : x
  2. Step 2: Convert to fraction form
    13,327,367.06/18,392,999.34 = 8,099,168.60/x
  3. Step 3: Cross multiply
    13,327,367.06x = 18,392,999.34 × 8,099,168.60
  4. Step 4: Simplify right side
    13,327,367.06x = 148,968,002,714,348.72
  5. Step 5: Solve for x
    x = 148,968,002,714,348.72/13,327,367.06
  6. Step 6: Final answer
    x = 11,177,601.85

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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.