Home / 20,183,540.30-30,254,643.30-9,932,633.90

Finding the Fourth Proportional to 20,183,540.30, 30,254,643.30 and 9,932,633.90

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Solution

The fourth proportional to 20,183,540.30, 30,254,643.30 and 9,932,633.90 is: 14,888,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183,540.30 : 30,254,643.30 = 9,932,633.90 : x
  2. Step 2: Convert to fraction form
    20,183,540.30/30,254,643.30 = 9,932,633.90/x
  3. Step 3: Cross multiply
    20,183,540.30x = 30,254,643.30 × 9,932,633.90
  4. Step 4: Simplify right side
    20,183,540.30x = 300,508,295,673,987.88
  5. Step 5: Solve for x
    x = 300,508,295,673,987.88/20,183,540.30
  6. Step 6: Final answer
    x = 14,888,780.22

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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.