Home / 31,817,513.65-43,906,932.99-19,448,317.33

Finding the Fourth Proportional to 31,817,513.65, 43,906,932.99 and 19,448,317.33

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Solution

The fourth proportional to 31,817,513.65, 43,906,932.99 and 19,448,317.33 is: 26,837,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817,513.65 : 43,906,932.99 = 19,448,317.33 : x
  2. Step 2: Convert to fraction form
    31,817,513.65/43,906,932.99 = 19,448,317.33/x
  3. Step 3: Cross multiply
    31,817,513.65x = 43,906,932.99 × 19,448,317.33
  4. Step 4: Simplify right side
    31,817,513.65x = 853,915,965,776,565.62
  5. Step 5: Solve for x
    x = 853,915,965,776,565.62/31,817,513.65
  6. Step 6: Final answer
    x = 26,837,922.51

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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.