Home / 18,389,612.60-27,584,418.90-16,405,566.20

Finding the Fourth Proportional to 18,389,612.60, 27,584,418.90 and 16,405,566.20

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Solution

The fourth proportional to 18,389,612.60, 27,584,418.90 and 16,405,566.20 is: 24,608,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,389,612.60 : 27,584,418.90 = 16,405,566.20 : x
  2. Step 2: Convert to fraction form
    18,389,612.60/27,584,418.90 = 16,405,566.20/x
  3. Step 3: Cross multiply
    18,389,612.60x = 27,584,418.90 × 16,405,566.20
  4. Step 4: Simplify right side
    18,389,612.60x = 452,538,010,352,481.12
  5. Step 5: Solve for x
    x = 452,538,010,352,481.12/18,389,612.60
  6. Step 6: Final answer
    x = 24,608,349.30

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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.