Home / 5,470,150.40-8,212,612.80-3,198,003.20

Finding the Fourth Proportional to 5,470,150.40, 8,212,612.80 and 3,198,003.20

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Solution

The fourth proportional to 5,470,150.40, 8,212,612.80 and 3,198,003.20 is: 4,801,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,150.40 : 8,212,612.80 = 3,198,003.20 : x
  2. Step 2: Convert to fraction form
    5,470,150.40/8,212,612.80 = 3,198,003.20/x
  3. Step 3: Cross multiply
    5,470,150.40x = 8,212,612.80 × 3,198,003.20
  4. Step 4: Simplify right side
    5,470,150.40x = 26,263,962,014,760.96
  5. Step 5: Solve for x
    x = 26,263,962,014,760.96/5,470,150.40
  6. Step 6: Final answer
    x = 4,801,323.56

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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.