Home / 31,817,540.62-43,906,970.19-19,448,344.36

Finding the Fourth Proportional to 31,817,540.62, 43,906,970.19 and 19,448,344.36

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Solution

The fourth proportional to 31,817,540.62, 43,906,970.19 and 19,448,344.36 is: 26,837,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817,540.62 : 43,906,970.19 = 19,448,344.36 : x
  2. Step 2: Convert to fraction form
    31,817,540.62/43,906,970.19 = 19,448,344.36/x
  3. Step 3: Cross multiply
    31,817,540.62x = 43,906,970.19 × 19,448,344.36
  4. Step 4: Simplify right side
    31,817,540.62x = 853,917,876,059,374.50
  5. Step 5: Solve for x
    x = 853,917,876,059,374.50/31,817,540.62
  6. Step 6: Final answer
    x = 26,837,959.80

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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.