Home / 20,118,665.68-27,764,429.24-11,299,671.04

Finding the Fourth Proportional to 20,118,665.68, 27,764,429.24 and 11,299,671.04

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Solution

The fourth proportional to 20,118,665.68, 27,764,429.24 and 11,299,671.04 is: 15,593,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,118,665.68 : 27,764,429.24 = 11,299,671.04 : x
  2. Step 2: Convert to fraction form
    20,118,665.68/27,764,429.24 = 11,299,671.04/x
  3. Step 3: Cross multiply
    20,118,665.68x = 27,764,429.24 × 11,299,671.04
  4. Step 4: Simplify right side
    20,118,665.68x = 313,728,917,025,357.19
  5. Step 5: Solve for x
    x = 313,728,917,025,357.19/20,118,665.68
  6. Step 6: Final answer
    x = 15,593,922.68

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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.