Home / 49,660,891.20-74,493,669.60-15,583,348.80

Finding the Fourth Proportional to 49,660,891.20, 74,493,669.60 and 15,583,348.80

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Solution

The fourth proportional to 49,660,891.20, 74,493,669.60 and 15,583,348.80 is: 23,375,755.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,660,891.20 : 74,493,669.60 = 15,583,348.80 : x
  2. Step 2: Convert to fraction form
    49,660,891.20/74,493,669.60 = 15,583,348.80/x
  3. Step 3: Cross multiply
    49,660,891.20x = 74,493,669.60 × 15,583,348.80
  4. Step 4: Simplify right side
    49,660,891.20x = 1,160,860,836,768,756.50
  5. Step 5: Solve for x
    x = 1,160,860,836,768,756.50/49,660,891.20
  6. Step 6: Final answer
    x = 23,375,755.22

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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.