Home / 37,286,123.82-55,929,189.78-11,378,560.98

Finding the Fourth Proportional to 37,286,123.82, 55,929,189.78 and 11,378,560.98

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Solution

The fourth proportional to 37,286,123.82, 55,929,189.78 and 11,378,560.98 is: 17,067,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286,123.82 : 55,929,189.78 = 11,378,560.98 : x
  2. Step 2: Convert to fraction form
    37,286,123.82/55,929,189.78 = 11,378,560.98/x
  3. Step 3: Cross multiply
    37,286,123.82x = 55,929,189.78 × 11,378,560.98
  4. Step 4: Simplify right side
    37,286,123.82x = 636,393,696,473,722.88
  5. Step 5: Solve for x
    x = 636,393,696,473,722.88/37,286,123.82
  6. Step 6: Final answer
    x = 17,067,842.71

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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.