Home / 27,874,486.25-38,467,883.88-19,072,399.60

Finding the Fourth Proportional to 27,874,486.25, 38,467,883.88 and 19,072,399.60

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Solution

The fourth proportional to 27,874,486.25, 38,467,883.88 and 19,072,399.60 is: 26,320,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,874,486.25 : 38,467,883.88 = 19,072,399.60 : x
  2. Step 2: Convert to fraction form
    27,874,486.25/38,467,883.88 = 19,072,399.60/x
  3. Step 3: Cross multiply
    27,874,486.25x = 38,467,883.88 × 19,072,399.60
  4. Step 4: Simplify right side
    27,874,486.25x = 733,674,852,838,057
  5. Step 5: Solve for x
    x = 733,674,852,838,057/27,874,486.25
  6. Step 6: Final answer
    x = 26,320,659.20

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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.