Home / 18,150,151.36-27,236,577.12-7,367,448.64

Finding the Fourth Proportional to 18,150,151.36, 27,236,577.12 and 7,367,448.64

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Solution

The fourth proportional to 18,150,151.36, 27,236,577.12 and 7,367,448.64 is: 11,055,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,151.36 : 27,236,577.12 = 7,367,448.64 : x
  2. Step 2: Convert to fraction form
    18,150,151.36/27,236,577.12 = 7,367,448.64/x
  3. Step 3: Cross multiply
    18,150,151.36x = 27,236,577.12 × 7,367,448.64
  4. Step 4: Simplify right side
    18,150,151.36x = 200,664,083,060,999.12
  5. Step 5: Solve for x
    x = 200,664,083,060,999.12/18,150,151.36
  6. Step 6: Final answer
    x = 11,055,780.15

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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.