Home / 37,694,590.72-52,012,868.78-21,171,548.75

Finding the Fourth Proportional to 37,694,590.72, 52,012,868.78 and 21,171,548.75

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Solution

The fourth proportional to 37,694,590.72, 52,012,868.78 and 21,171,548.75 is: 29,213,554.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,694,590.72 : 52,012,868.78 = 21,171,548.75 : x
  2. Step 2: Convert to fraction form
    37,694,590.72/52,012,868.78 = 21,171,548.75/x
  3. Step 3: Cross multiply
    37,694,590.72x = 52,012,868.78 × 21,171,548.75
  4. Step 4: Simplify right side
    37,694,590.72x = 1,101,192,986,795,987.62
  5. Step 5: Solve for x
    x = 1,101,192,986,795,987.62/37,694,590.72
  6. Step 6: Final answer
    x = 29,213,554.67

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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.