Home / 12,220,032.68-16,843,388.62-11,896,575.68

Finding the Fourth Proportional to 12,220,032.68, 16,843,388.62 and 11,896,575.68

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Solution

The fourth proportional to 12,220,032.68, 16,843,388.62 and 11,896,575.68 is: 16,397,554.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,220,032.68 : 16,843,388.62 = 11,896,575.68 : x
  2. Step 2: Convert to fraction form
    12,220,032.68/16,843,388.62 = 11,896,575.68/x
  3. Step 3: Cross multiply
    12,220,032.68x = 16,843,388.62 × 11,896,575.68
  4. Step 4: Simplify right side
    12,220,032.68x = 200,378,647,425,480.78
  5. Step 5: Solve for x
    x = 200,378,647,425,480.78/12,220,032.68
  6. Step 6: Final answer
    x = 16,397,554.14

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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.