Home / 18,538,216.54-27,814,998.75-10,008,521.26

Finding the Fourth Proportional to 18,538,216.54, 27,814,998.75 and 10,008,521.26

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Solution

The fourth proportional to 18,538,216.54, 27,814,998.75 and 10,008,521.26 is: 15,016,924.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,216.54 : 27,814,998.75 = 10,008,521.26 : x
  2. Step 2: Convert to fraction form
    18,538,216.54/27,814,998.75 = 10,008,521.26/x
  3. Step 3: Cross multiply
    18,538,216.54x = 27,814,998.75 × 10,008,521.26
  4. Step 4: Simplify right side
    18,538,216.54x = 278,387,006,336,248.41
  5. Step 5: Solve for x
    x = 278,387,006,336,248.41/18,538,216.54
  6. Step 6: Final answer
    x = 15,016,924.94

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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.