Home / 18,071,102.82-27,103,844.21-5,940,485.58

Finding the Fourth Proportional to 18,071,102.82, 27,103,844.21 and 5,940,485.58

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Solution

The fourth proportional to 18,071,102.82, 27,103,844.21 and 5,940,485.58 is: 8,909,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,102.82 : 27,103,844.21 = 5,940,485.58 : x
  2. Step 2: Convert to fraction form
    18,071,102.82/27,103,844.21 = 5,940,485.58/x
  3. Step 3: Cross multiply
    18,071,102.82x = 27,103,844.21 × 5,940,485.58
  4. Step 4: Simplify right side
    18,071,102.82x = 161,009,995,662,369.06
  5. Step 5: Solve for x
    x = 161,009,995,662,369.06/18,071,102.82
  6. Step 6: Final answer
    x = 8,909,804.63

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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.