Home / 38,584,882.48-53,245,758.62-21,839,262.68

Finding the Fourth Proportional to 38,584,882.48, 53,245,758.62 and 21,839,262.68

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Solution

The fourth proportional to 38,584,882.48, 53,245,758.62 and 21,839,262.68 is: 30,137,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584,882.48 : 53,245,758.62 = 21,839,262.68 : x
  2. Step 2: Convert to fraction form
    38,584,882.48/53,245,758.62 = 21,839,262.68/x
  3. Step 3: Cross multiply
    38,584,882.48x = 53,245,758.62 × 21,839,262.68
  4. Step 4: Simplify right side
    38,584,882.48x = 1,162,848,109,098,054.25
  5. Step 5: Solve for x
    x = 1,162,848,109,098,054.25/38,584,882.48
  6. Step 6: Final answer
    x = 30,137,401.86

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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.