Home / 20,257,098.21-27,954,796.48-11,089,740.96

Finding the Fourth Proportional to 20,257,098.21, 27,954,796.48 and 11,089,740.96

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Solution

The fourth proportional to 20,257,098.21, 27,954,796.48 and 11,089,740.96 is: 15,303,843.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,098.21 : 27,954,796.48 = 11,089,740.96 : x
  2. Step 2: Convert to fraction form
    20,257,098.21/27,954,796.48 = 11,089,740.96/x
  3. Step 3: Cross multiply
    20,257,098.21x = 27,954,796.48 × 11,089,740.96
  4. Step 4: Simplify right side
    20,257,098.21x = 310,011,451,524,995.50
  5. Step 5: Solve for x
    x = 310,011,451,524,995.50/20,257,098.21
  6. Step 6: Final answer
    x = 15,303,843.04

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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.