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Finding the Fourth Proportional to 37,093,728.60, 55,614,672.90 and 21,939,859.80

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Solution

The fourth proportional to 37,093,728.60, 55,614,672.90 and 21,939,859.80 is: 32,894,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,093,728.60 : 55,614,672.90 = 21,939,859.80 : x
  2. Step 2: Convert to fraction form
    37,093,728.60/55,614,672.90 = 21,939,859.80/x
  3. Step 3: Cross multiply
    37,093,728.60x = 55,614,672.90 × 21,939,859.80
  4. Step 4: Simplify right side
    37,093,728.60x = 1,220,178,126,248,859.50
  5. Step 5: Solve for x
    x = 1,220,178,126,248,859.50/37,093,728.60
  6. Step 6: Final answer
    x = 32,894,458.78

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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.