Home / 18,374,791.07-27,560,087.09-4,912,668.83

Finding the Fourth Proportional to 18,374,791.07, 27,560,087.09 and 4,912,668.83

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Solution

The fourth proportional to 18,374,791.07, 27,560,087.09 and 4,912,668.83 is: 7,368,441.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374,791.07 : 27,560,087.09 = 4,912,668.83 : x
  2. Step 2: Convert to fraction form
    18,374,791.07/27,560,087.09 = 4,912,668.83/x
  3. Step 3: Cross multiply
    18,374,791.07x = 27,560,087.09 × 4,912,668.83
  4. Step 4: Simplify right side
    18,374,791.07x = 135,393,580,861,887.78
  5. Step 5: Solve for x
    x = 135,393,580,861,887.78/18,374,791.07
  6. Step 6: Final answer
    x = 7,368,441.92

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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.