Home / 19,851,823.39-27,394,969.55-11,031,046.85

Finding the Fourth Proportional to 19,851,823.39, 27,394,969.55 and 11,031,046.85

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Solution

The fourth proportional to 19,851,823.39, 27,394,969.55 and 11,031,046.85 is: 15,222,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851,823.39 : 27,394,969.55 = 11,031,046.85 : x
  2. Step 2: Convert to fraction form
    19,851,823.39/27,394,969.55 = 11,031,046.85/x
  3. Step 3: Cross multiply
    19,851,823.39x = 27,394,969.55 × 11,031,046.85
  4. Step 4: Simplify right side
    19,851,823.39x = 302,195,192,560,373.44
  5. Step 5: Solve for x
    x = 302,195,192,560,373.44/19,851,823.39
  6. Step 6: Final answer
    x = 15,222,540.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.