Home / 5,394,630.70-8,091,946.05-2,198,014.30

Finding the Fourth Proportional to 5,394,630.70, 8,091,946.05 and 2,198,014.30

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Solution

The fourth proportional to 5,394,630.70, 8,091,946.05 and 2,198,014.30 is: 3,297,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,630.70 : 8,091,946.05 = 2,198,014.30 : x
  2. Step 2: Convert to fraction form
    5,394,630.70/8,091,946.05 = 2,198,014.30/x
  3. Step 3: Cross multiply
    5,394,630.70x = 8,091,946.05 × 2,198,014.30
  4. Step 4: Simplify right side
    5,394,630.70x = 17,786,213,132,728.51
  5. Step 5: Solve for x
    x = 17,786,213,132,728.51/5,394,630.70
  6. Step 6: Final answer
    x = 3,297,021.45

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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.