Home / 19,851,819.39-27,394,964.03-11,031,042.85

Finding the Fourth Proportional to 19,851,819.39, 27,394,964.03 and 11,031,042.85

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Solution

The fourth proportional to 19,851,819.39, 27,394,964.03 and 11,031,042.85 is: 15,222,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851,819.39 : 27,394,964.03 = 11,031,042.85 : x
  2. Step 2: Convert to fraction form
    19,851,819.39/27,394,964.03 = 11,031,042.85/x
  3. Step 3: Cross multiply
    19,851,819.39x = 27,394,964.03 × 11,031,042.85
  4. Step 4: Simplify right side
    19,851,819.39x = 302,195,022,048,228.88
  5. Step 5: Solve for x
    x = 302,195,022,048,228.88/19,851,819.39
  6. Step 6: Final answer
    x = 15,222,535.33

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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.