Home / 21,861,209.60-32,739,326.40-11,741,523.20

Finding the Fourth Proportional to 21,861,209.60, 32,739,326.40 and 11,741,523.20

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Solution

The fourth proportional to 21,861,209.60, 32,739,326.40 and 11,741,523.20 is: 17,584,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,209.60 : 32,739,326.40 = 11,741,523.20 : x
  2. Step 2: Convert to fraction form
    21,861,209.60/32,739,326.40 = 11,741,523.20/x
  3. Step 3: Cross multiply
    21,861,209.60x = 32,739,326.40 × 11,741,523.20
  4. Step 4: Simplify right side
    21,861,209.60x = 384,409,560,477,972.44
  5. Step 5: Solve for x
    x = 384,409,560,477,972.44/21,861,209.60
  6. Step 6: Final answer
    x = 17,584,093.81

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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.