Home / 13,714,469.40-20,571,704.10-11,491,570.20

Finding the Fourth Proportional to 13,714,469.40, 20,571,704.10 and 11,491,570.20

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Solution

The fourth proportional to 13,714,469.40, 20,571,704.10 and 11,491,570.20 is: 17,237,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714,469.40 : 20,571,704.10 = 11,491,570.20 : x
  2. Step 2: Convert to fraction form
    13,714,469.40/20,571,704.10 = 11,491,570.20/x
  3. Step 3: Cross multiply
    13,714,469.40x = 20,571,704.10 × 11,491,570.20
  4. Step 4: Simplify right side
    13,714,469.40x = 236,401,181,798,777.81
  5. Step 5: Solve for x
    x = 236,401,181,798,777.81/13,714,469.40
  6. Step 6: Final answer
    x = 17,237,355.30

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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.