Home / 18,540,827.20-27,842,733.60-13,753,921.60

Finding the Fourth Proportional to 18,540,827.20, 27,842,733.60 and 13,753,921.60

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Solution

The fourth proportional to 18,540,827.20, 27,842,733.60 and 13,753,921.60 is: 20,654,244.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540,827.20 : 27,842,733.60 = 13,753,921.60 : x
  2. Step 2: Convert to fraction form
    18,540,827.20/27,842,733.60 = 13,753,921.60/x
  3. Step 3: Cross multiply
    18,540,827.20x = 27,842,733.60 × 13,753,921.60
  4. Step 4: Simplify right side
    18,540,827.20x = 382,946,775,064,085.75
  5. Step 5: Solve for x
    x = 382,946,775,064,085.75/18,540,827.20
  6. Step 6: Final answer
    x = 20,654,244.33

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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.