Home / 16,168,720.20-24,256,449.90-5,389,369.80

Finding the Fourth Proportional to 16,168,720.20, 24,256,449.90 and 5,389,369.80

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Solution

The fourth proportional to 16,168,720.20, 24,256,449.90 and 5,389,369.80 is: 8,085,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168,720.20 : 24,256,449.90 = 5,389,369.80 : x
  2. Step 2: Convert to fraction form
    16,168,720.20/24,256,449.90 = 5,389,369.80/x
  3. Step 3: Cross multiply
    16,168,720.20x = 24,256,449.90 × 5,389,369.80
  4. Step 4: Simplify right side
    16,168,720.20x = 130,726,978,546,273
  5. Step 5: Solve for x
    x = 130,726,978,546,273/16,168,720.20
  6. Step 6: Final answer
    x = 8,085,177.86

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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.