Home / 21,141,297.15-29,177,410.23-11,851,376.28

Finding the Fourth Proportional to 21,141,297.15, 29,177,410.23 and 11,851,376.28

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Solution

The fourth proportional to 21,141,297.15, 29,177,410.23 and 11,851,376.28 is: 16,356,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,141,297.15 : 29,177,410.23 = 11,851,376.28 : x
  2. Step 2: Convert to fraction form
    21,141,297.15/29,177,410.23 = 11,851,376.28/x
  3. Step 3: Cross multiply
    21,141,297.15x = 29,177,410.23 × 11,851,376.28
  4. Step 4: Simplify right side
    21,141,297.15x = 345,792,467,511,651.31
  5. Step 5: Solve for x
    x = 345,792,467,511,651.31/21,141,297.15
  6. Step 6: Final answer
    x = 16,356,255.96

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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.