Home / 5,500,220.04-8,250,893.82-1,905,984.36

Finding the Fourth Proportional to 5,500,220.04, 8,250,893.82 and 1,905,984.36

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Solution

The fourth proportional to 5,500,220.04, 8,250,893.82 and 1,905,984.36 is: 2,859,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,220.04 : 8,250,893.82 = 1,905,984.36 : x
  2. Step 2: Convert to fraction form
    5,500,220.04/8,250,893.82 = 1,905,984.36/x
  3. Step 3: Cross multiply
    5,500,220.04x = 8,250,893.82 × 1,905,984.36
  4. Step 4: Simplify right side
    5,500,220.04x = 15,726,074,576,940.66
  5. Step 5: Solve for x
    x = 15,726,074,576,940.66/5,500,220.04
  6. Step 6: Final answer
    x = 2,859,171.90

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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.