Home / 16,682,405.60-25,023,608.40-7,098,096.80

Finding the Fourth Proportional to 16,682,405.60, 25,023,608.40 and 7,098,096.80

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Solution

The fourth proportional to 16,682,405.60, 25,023,608.40 and 7,098,096.80 is: 10,647,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682,405.60 : 25,023,608.40 = 7,098,096.80 : x
  2. Step 2: Convert to fraction form
    16,682,405.60/25,023,608.40 = 7,098,096.80/x
  3. Step 3: Cross multiply
    16,682,405.60x = 25,023,608.40 × 7,098,096.80
  4. Step 4: Simplify right side
    16,682,405.60x = 177,619,994,708,493.09
  5. Step 5: Solve for x
    x = 177,619,994,708,493.09/16,682,405.60
  6. Step 6: Final answer
    x = 10,647,145.20

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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.