Home / 6,669,222-9,987,847.92-3,422,214.96

Finding the Fourth Proportional to 6,669,222, 9,987,847.92 and 3,422,214.96

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Solution

The fourth proportional to 6,669,222, 9,987,847.92 and 3,422,214.96 is: 5,125,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669,222 : 9,987,847.92 = 3,422,214.96 : x
  2. Step 2: Convert to fraction form
    6,669,222/9,987,847.92 = 3,422,214.96/x
  3. Step 3: Cross multiply
    6,669,222x = 9,987,847.92 × 3,422,214.96
  4. Step 4: Simplify right side
    6,669,222x = 34,180,562,570,028.88
  5. Step 5: Solve for x
    x = 34,180,562,570,028.88/6,669,222
  6. Step 6: Final answer
    x = 5,125,119.93

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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.