Home / 18,384,979.87-27,541,593.37-14,322,445.59

Finding the Fourth Proportional to 18,384,979.87, 27,541,593.37 and 14,322,445.59

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Solution

The fourth proportional to 18,384,979.87, 27,541,593.37 and 14,322,445.59 is: 21,455,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384,979.87 : 27,541,593.37 = 14,322,445.59 : x
  2. Step 2: Convert to fraction form
    18,384,979.87/27,541,593.37 = 14,322,445.59/x
  3. Step 3: Cross multiply
    18,384,979.87x = 27,541,593.37 × 14,322,445.59
  4. Step 4: Simplify right side
    18,384,979.87x = 394,462,972,624,913.75
  5. Step 5: Solve for x
    x = 394,462,972,624,913.75/18,384,979.87
  6. Step 6: Final answer
    x = 21,455,719.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.