Home / 37,351,786.50-51,545,467.53-20,182,378.50

Finding the Fourth Proportional to 37,351,786.50, 51,545,467.53 and 20,182,378.50

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Solution

The fourth proportional to 37,351,786.50, 51,545,467.53 and 20,182,378.50 is: 27,851,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,351,786.50 : 51,545,467.53 = 20,182,378.50 : x
  2. Step 2: Convert to fraction form
    37,351,786.50/51,545,467.53 = 20,182,378.50/x
  3. Step 3: Cross multiply
    37,351,786.50x = 51,545,467.53 × 20,182,378.50
  4. Step 4: Simplify right side
    37,351,786.50x = 1,040,310,135,649,920.12
  5. Step 5: Solve for x
    x = 1,040,310,135,649,920.12/37,351,786.50
  6. Step 6: Final answer
    x = 27,851,683.50

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1.5x scale

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.