Home / 18,384,979.61-27,541,592.97-14,322,445.31

Finding the Fourth Proportional to 18,384,979.61, 27,541,592.97 and 14,322,445.31

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Solution

The fourth proportional to 18,384,979.61, 27,541,592.97 and 14,322,445.31 is: 21,455,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384,979.61 : 27,541,592.97 = 14,322,445.31 : x
  2. Step 2: Convert to fraction form
    18,384,979.61/27,541,592.97 = 14,322,445.31/x
  3. Step 3: Cross multiply
    18,384,979.61x = 27,541,592.97 × 14,322,445.31
  4. Step 4: Simplify right side
    18,384,979.61x = 394,462,959,078,250.25
  5. Step 5: Solve for x
    x = 394,462,959,078,250.25/18,384,979.61
  6. Step 6: Final answer
    x = 21,455,719.15

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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.