Home / 27,685,565.96-38,204,924.58-15,923,939.88

Finding the Fourth Proportional to 27,685,565.96, 38,204,924.58 and 15,923,939.88

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Solution

The fourth proportional to 27,685,565.96, 38,204,924.58 and 15,923,939.88 is: 21,974,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685,565.96 : 38,204,924.58 = 15,923,939.88 : x
  2. Step 2: Convert to fraction form
    27,685,565.96/38,204,924.58 = 15,923,939.88/x
  3. Step 3: Cross multiply
    27,685,565.96x = 38,204,924.58 × 15,923,939.88
  4. Step 4: Simplify right side
    27,685,565.96x = 608,372,922,131,854.25
  5. Step 5: Solve for x
    x = 608,372,922,131,854.25/27,685,565.96
  6. Step 6: Final answer
    x = 21,974,371.88

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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.