Home / 27,874,505.80-38,467,910.87-19,072,419.16

Finding the Fourth Proportional to 27,874,505.80, 38,467,910.87 and 19,072,419.16

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Solution

The fourth proportional to 27,874,505.80, 38,467,910.87 and 19,072,419.16 is: 26,320,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,874,505.80 : 38,467,910.87 = 19,072,419.16 : x
  2. Step 2: Convert to fraction form
    27,874,505.80/38,467,910.87 = 19,072,419.16/x
  3. Step 3: Cross multiply
    27,874,505.80x = 38,467,910.87 × 19,072,419.16
  4. Step 4: Simplify right side
    27,874,505.80x = 733,676,120,322,160.25
  5. Step 5: Solve for x
    x = 733,676,120,322,160.25/27,874,505.80
  6. Step 6: Final answer
    x = 26,320,686.21

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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.