Home / 31,450,189.68-43,394,081.40-17,694,134.64

Finding the Fourth Proportional to 31,450,189.68, 43,394,081.40 and 17,694,134.64

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Solution

The fourth proportional to 31,450,189.68, 43,394,081.40 and 17,694,134.64 is: 24,413,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450,189.68 : 43,394,081.40 = 17,694,134.64 : x
  2. Step 2: Convert to fraction form
    31,450,189.68/43,394,081.40 = 17,694,134.64/x
  3. Step 3: Cross multiply
    31,450,189.68x = 43,394,081.40 × 17,694,134.64
  4. Step 4: Simplify right side
    31,450,189.68x = 767,820,718,870,719.75
  5. Step 5: Solve for x
    x = 767,820,718,870,719.75/31,450,189.68
  6. Step 6: Final answer
    x = 24,413,866.07

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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.