Home / 19,945,989.20-29,844,334.20-13,227,525.20

Finding the Fourth Proportional to 19,945,989.20, 29,844,334.20 and 13,227,525.20

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Solution

The fourth proportional to 19,945,989.20, 29,844,334.20 and 13,227,525.20 is: 19,791,782.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945,989.20 : 29,844,334.20 = 13,227,525.20 : x
  2. Step 2: Convert to fraction form
    19,945,989.20/29,844,334.20 = 13,227,525.20/x
  3. Step 3: Cross multiply
    19,945,989.20x = 29,844,334.20 × 13,227,525.20
  4. Step 4: Simplify right side
    19,945,989.20x = 394,766,682,707,721.81
  5. Step 5: Solve for x
    x = 394,766,682,707,721.81/19,945,989.20
  6. Step 6: Final answer
    x = 19,791,782.64

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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.