Home / 7,936,982.29-11,906,656.46-2,818,982.20

Finding the Fourth Proportional to 7,936,982.29, 11,906,656.46 and 2,818,982.20

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Solution

The fourth proportional to 7,936,982.29, 11,906,656.46 and 2,818,982.20 is: 4,228,893.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936,982.29 : 11,906,656.46 = 2,818,982.20 : x
  2. Step 2: Convert to fraction form
    7,936,982.29/11,906,656.46 = 2,818,982.20/x
  3. Step 3: Cross multiply
    7,936,982.29x = 11,906,656.46 × 2,818,982.20
  4. Step 4: Simplify right side
    7,936,982.29x = 33,564,652,611,289.62
  5. Step 5: Solve for x
    x = 33,564,652,611,289.62/7,936,982.29
  6. Step 6: Final answer
    x = 4,228,893.48

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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.