Home / 20,142,268.96-27,796,335.17-10,974,911.71

Finding the Fourth Proportional to 20,142,268.96, 27,796,335.17 and 10,974,911.71

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Solution

The fourth proportional to 20,142,268.96, 27,796,335.17 and 10,974,911.71 is: 15,145,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,142,268.96 : 27,796,335.17 = 10,974,911.71 : x
  2. Step 2: Convert to fraction form
    20,142,268.96/27,796,335.17 = 10,974,911.71/x
  3. Step 3: Cross multiply
    20,142,268.96x = 27,796,335.17 × 10,974,911.71
  4. Step 4: Simplify right side
    20,142,268.96x = 305,062,324,297,443.31
  5. Step 5: Solve for x
    x = 305,062,324,297,443.31/20,142,268.96
  6. Step 6: Final answer
    x = 15,145,380.34

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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.