Home / 18,202,290.20-27,268,005.90-10,992,407.30

Finding the Fourth Proportional to 18,202,290.20, 27,268,005.90 and 10,992,407.30

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Solution

The fourth proportional to 18,202,290.20, 27,268,005.90 and 10,992,407.30 is: 16,467,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202,290.20 : 27,268,005.90 = 10,992,407.30 : x
  2. Step 2: Convert to fraction form
    18,202,290.20/27,268,005.90 = 10,992,407.30/x
  3. Step 3: Cross multiply
    18,202,290.20x = 27,268,005.90 × 10,992,407.30
  4. Step 4: Simplify right side
    18,202,290.20x = 299,741,027,111,603.06
  5. Step 5: Solve for x
    x = 299,741,027,111,603.06/18,202,290.20
  6. Step 6: Final answer
    x = 16,467,215.05

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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.