Home / 18,531,065.78-27,757,494.27-14,867,963.34

Finding the Fourth Proportional to 18,531,065.78, 27,757,494.27 and 14,867,963.34

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Solution

The fourth proportional to 18,531,065.78, 27,757,494.27 and 14,867,963.34 is: 22,270,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531,065.78 : 27,757,494.27 = 14,867,963.34 : x
  2. Step 2: Convert to fraction form
    18,531,065.78/27,757,494.27 = 14,867,963.34/x
  3. Step 3: Cross multiply
    18,531,065.78x = 27,757,494.27 × 14,867,963.34
  4. Step 4: Simplify right side
    18,531,065.78x = 412,697,407,216,620.06
  5. Step 5: Solve for x
    x = 412,697,407,216,620.06/18,531,065.78
  6. Step 6: Final answer
    x = 22,270,570.52

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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.