Home / 8,084,998.80-12,129,247.80-2,405,797.20

Finding the Fourth Proportional to 8,084,998.80, 12,129,247.80 and 2,405,797.20

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Solution

The fourth proportional to 8,084,998.80, 12,129,247.80 and 2,405,797.20 is: 3,609,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,998.80 : 12,129,247.80 = 2,405,797.20 : x
  2. Step 2: Convert to fraction form
    8,084,998.80/12,129,247.80 = 2,405,797.20/x
  3. Step 3: Cross multiply
    8,084,998.80x = 12,129,247.80 × 2,405,797.20
  4. Step 4: Simplify right side
    8,084,998.80x = 29,180,510,395,346.16
  5. Step 5: Solve for x
    x = 29,180,510,395,346.16/8,084,998.80
  6. Step 6: Final answer
    x = 3,609,216.42

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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.