Home / 19,693,979.25-27,176,585.73-10,992,712.83

Finding the Fourth Proportional to 19,693,979.25, 27,176,585.73 and 10,992,712.83

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Solution

The fourth proportional to 19,693,979.25, 27,176,585.73 and 10,992,712.83 is: 15,169,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693,979.25 : 27,176,585.73 = 10,992,712.83 : x
  2. Step 2: Convert to fraction form
    19,693,979.25/27,176,585.73 = 10,992,712.83/x
  3. Step 3: Cross multiply
    19,693,979.25x = 27,176,585.73 × 10,992,712.83
  4. Step 4: Simplify right side
    19,693,979.25x = 298,744,402,629,765.94
  5. Step 5: Solve for x
    x = 298,744,402,629,765.94/19,693,979.25
  6. Step 6: Final answer
    x = 15,169,326.57

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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.