Home / 18,279,383.97-27,255,653.58-17,777,172.24

Finding the Fourth Proportional to 18,279,383.97, 27,255,653.58 and 17,777,172.24

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Solution

The fourth proportional to 18,279,383.97, 27,255,653.58 and 17,777,172.24 is: 26,506,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,383.97 : 27,255,653.58 = 17,777,172.24 : x
  2. Step 2: Convert to fraction form
    18,279,383.97/27,255,653.58 = 17,777,172.24/x
  3. Step 3: Cross multiply
    18,279,383.97x = 27,255,653.58 × 17,777,172.24
  4. Step 4: Simplify right side
    18,279,383.97x = 484,528,448,205,432.56
  5. Step 5: Solve for x
    x = 484,528,448,205,432.56/18,279,383.97
  6. Step 6: Final answer
    x = 26,506,825.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.