Home / 36,939,279.60-55,360,600.20-19,863,183.60

Finding the Fourth Proportional to 36,939,279.60, 55,360,600.20 and 19,863,183.60

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Solution

The fourth proportional to 36,939,279.60, 55,360,600.20 and 19,863,183.60 is: 29,768,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,939,279.60 : 55,360,600.20 = 19,863,183.60 : x
  2. Step 2: Convert to fraction form
    36,939,279.60/55,360,600.20 = 19,863,183.60/x
  3. Step 3: Cross multiply
    36,939,279.60x = 55,360,600.20 × 19,863,183.60
  4. Step 4: Simplify right side
    36,939,279.60x = 1,099,637,765,978,796.88
  5. Step 5: Solve for x
    x = 1,099,637,765,978,796.88/36,939,279.60
  6. Step 6: Final answer
    x = 29,768,792.95

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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.