Home / 19,951,966.62-27,534,020.31-11,690,051.67

Finding the Fourth Proportional to 19,951,966.62, 27,534,020.31 and 11,690,051.67

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Solution

The fourth proportional to 19,951,966.62, 27,534,020.31 and 11,690,051.67 is: 16,132,450.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951,966.62 : 27,534,020.31 = 11,690,051.67 : x
  2. Step 2: Convert to fraction form
    19,951,966.62/27,534,020.31 = 11,690,051.67/x
  3. Step 3: Cross multiply
    19,951,966.62x = 27,534,020.31 × 11,690,051.67
  4. Step 4: Simplify right side
    19,951,966.62x = 321,874,120,106,729.38
  5. Step 5: Solve for x
    x = 321,874,120,106,729.38/19,951,966.62
  6. Step 6: Final answer
    x = 16,132,450.81

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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.