Home / 12,477,169.20-18,687,760.20-12,197,233.20

Finding the Fourth Proportional to 12,477,169.20, 18,687,760.20 and 12,197,233.20

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Solution

The fourth proportional to 12,477,169.20, 18,687,760.20 and 12,197,233.20 is: 18,268,484.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,169.20 : 18,687,760.20 = 12,197,233.20 : x
  2. Step 2: Convert to fraction form
    12,477,169.20/18,687,760.20 = 12,197,233.20/x
  3. Step 3: Cross multiply
    12,477,169.20x = 18,687,760.20 × 12,197,233.20
  4. Step 4: Simplify right side
    12,477,169.20x = 227,938,969,145,078.62
  5. Step 5: Solve for x
    x = 227,938,969,145,078.62/12,477,169.20
  6. Step 6: Final answer
    x = 18,268,484.26

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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.