Home / 18,179,668.22-27,269,322.60-8,328,937.43

Finding the Fourth Proportional to 18,179,668.22, 27,269,322.60 and 8,328,937.43

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Solution

The fourth proportional to 18,179,668.22, 27,269,322.60 and 8,328,937.43 is: 12,493,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179,668.22 : 27,269,322.60 = 8,328,937.43 : x
  2. Step 2: Convert to fraction form
    18,179,668.22/27,269,322.60 = 8,328,937.43/x
  3. Step 3: Cross multiply
    18,179,668.22x = 27,269,322.60 × 8,328,937.43
  4. Step 4: Simplify right side
    18,179,668.22x = 227,124,481,793,291.75
  5. Step 5: Solve for x
    x = 227,124,481,793,291.75/18,179,668.22
  6. Step 6: Final answer
    x = 12,493,323.81

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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.