Home / 21,448,767.28-29,599,584.42-11,659,361.62

Finding the Fourth Proportional to 21,448,767.28, 29,599,584.42 and 11,659,361.62

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Solution

The fourth proportional to 21,448,767.28, 29,599,584.42 and 11,659,361.62 is: 16,090,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448,767.28 : 29,599,584.42 = 11,659,361.62 : x
  2. Step 2: Convert to fraction form
    21,448,767.28/29,599,584.42 = 11,659,361.62/x
  3. Step 3: Cross multiply
    21,448,767.28x = 29,599,584.42 × 11,659,361.62
  4. Step 4: Simplify right side
    21,448,767.28x = 345,112,258,554,497.94
  5. Step 5: Solve for x
    x = 345,112,258,554,497.94/21,448,767.28
  6. Step 6: Final answer
    x = 16,090,074.27

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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.