Home / 31,318,498.71-46,981,873.80-11,619,945.09

Finding the Fourth Proportional to 31,318,498.71, 46,981,873.80 and 11,619,945.09

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Solution

The fourth proportional to 31,318,498.71, 46,981,873.80 and 11,619,945.09 is: 17,431,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,318,498.71 : 46,981,873.80 = 11,619,945.09 : x
  2. Step 2: Convert to fraction form
    31,318,498.71/46,981,873.80 = 11,619,945.09/x
  3. Step 3: Cross multiply
    31,318,498.71x = 46,981,873.80 × 11,619,945.09
  4. Step 4: Simplify right side
    31,318,498.71x = 545,926,793,781,309.62
  5. Step 5: Solve for x
    x = 545,926,793,781,309.62/31,318,498.71
  6. Step 6: Final answer
    x = 17,431,448.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.