Home / 21,476,241-29,637,217.44-11,818,449

Finding the Fourth Proportional to 21,476,241, 29,637,217.44 and 11,818,449

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Solution

The fourth proportional to 21,476,241, 29,637,217.44 and 11,818,449 is: 16,309,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476,241 : 29,637,217.44 = 11,818,449 : x
  2. Step 2: Convert to fraction form
    21,476,241/29,637,217.44 = 11,818,449/x
  3. Step 3: Cross multiply
    21,476,241x = 29,637,217.44 × 11,818,449
  4. Step 4: Simplify right side
    21,476,241x = 350,265,942,816,550.56
  5. Step 5: Solve for x
    x = 350,265,942,816,550.56/21,476,241
  6. Step 6: Final answer
    x = 16,309,462.29

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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.