Home / 27,874,486.87-38,467,884.74-19,072,400.22

Finding the Fourth Proportional to 27,874,486.87, 38,467,884.74 and 19,072,400.22

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Solution

The fourth proportional to 27,874,486.87, 38,467,884.74 and 19,072,400.22 is: 26,320,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,874,486.87 : 38,467,884.74 = 19,072,400.22 : x
  2. Step 2: Convert to fraction form
    27,874,486.87/38,467,884.74 = 19,072,400.22/x
  3. Step 3: Cross multiply
    27,874,486.87x = 38,467,884.74 × 19,072,400.22
  4. Step 4: Simplify right side
    27,874,486.87x = 733,674,893,378,110.62
  5. Step 5: Solve for x
    x = 733,674,893,378,110.62/27,874,486.87
  6. Step 6: Final answer
    x = 26,320,660.06

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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.