Home / 21,483,185.44-29,647,578.16-11,693,156.48

Finding the Fourth Proportional to 21,483,185.44, 29,647,578.16 and 11,693,156.48

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Solution

The fourth proportional to 21,483,185.44, 29,647,578.16 and 11,693,156.48 is: 16,136,981.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,483,185.44 : 29,647,578.16 = 11,693,156.48 : x
  2. Step 2: Convert to fraction form
    21,483,185.44/29,647,578.16 = 11,693,156.48/x
  3. Step 3: Cross multiply
    21,483,185.44x = 29,647,578.16 × 11,693,156.48
  4. Step 4: Simplify right side
    21,483,185.44x = 346,673,770,677,910.50
  5. Step 5: Solve for x
    x = 346,673,770,677,910.50/21,483,185.44
  6. Step 6: Final answer
    x = 16,136,981.72

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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.