Home / 20,067,742.65-27,667,132.50-14,481,300.81

Finding the Fourth Proportional to 20,067,742.65, 27,667,132.50 and 14,481,300.81

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Solution

The fourth proportional to 20,067,742.65, 27,667,132.50 and 14,481,300.81 is: 19,965,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,067,742.65 : 27,667,132.50 = 14,481,300.81 : x
  2. Step 2: Convert to fraction form
    20,067,742.65/27,667,132.50 = 14,481,300.81/x
  3. Step 3: Cross multiply
    20,067,742.65x = 27,667,132.50 × 14,481,300.81
  4. Step 4: Simplify right side
    20,067,742.65x = 400,656,068,282,627.31
  5. Step 5: Solve for x
    x = 400,656,068,282,627.31/20,067,742.65
  6. Step 6: Final answer
    x = 19,965,178.71

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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.