Home / 13,629,023.22-18,810,088.72-8,739,766.02

Finding the Fourth Proportional to 13,629,023.22, 18,810,088.72 and 8,739,766.02

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Solution

The fourth proportional to 13,629,023.22, 18,810,088.72 and 8,739,766.02 is: 12,062,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,629,023.22 : 18,810,088.72 = 8,739,766.02 : x
  2. Step 2: Convert to fraction form
    13,629,023.22/18,810,088.72 = 8,739,766.02/x
  3. Step 3: Cross multiply
    13,629,023.22x = 18,810,088.72 × 8,739,766.02
  4. Step 4: Simplify right side
    13,629,023.22x = 164,395,774,228,241.28
  5. Step 5: Solve for x
    x = 164,395,774,228,241.28/13,629,023.22
  6. Step 6: Final answer
    x = 12,062,183.15

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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.