Home / 6,422,228.50-8,862,944.25-3,521,731.09

Finding the Fourth Proportional to 6,422,228.50, 8,862,944.25 and 3,521,731.09

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Solution

The fourth proportional to 6,422,228.50, 8,862,944.25 and 3,521,731.09 is: 4,860,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,228.50 : 8,862,944.25 = 3,521,731.09 : x
  2. Step 2: Convert to fraction form
    6,422,228.50/8,862,944.25 = 3,521,731.09/x
  3. Step 3: Cross multiply
    6,422,228.50x = 8,862,944.25 × 3,521,731.09
  4. Step 4: Simplify right side
    6,422,228.50x = 31,212,906,314,161.73
  5. Step 5: Solve for x
    x = 31,212,906,314,161.73/6,422,228.50
  6. Step 6: Final answer
    x = 4,860,136.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.