Home / 20,154,183.56-30,230,971.54-9,067,425.36

Finding the Fourth Proportional to 20,154,183.56, 30,230,971.54 and 9,067,425.36

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Solution

The fourth proportional to 20,154,183.56, 30,230,971.54 and 9,067,425.36 is: 13,601,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154,183.56 : 30,230,971.54 = 9,067,425.36 : x
  2. Step 2: Convert to fraction form
    20,154,183.56/30,230,971.54 = 9,067,425.36/x
  3. Step 3: Cross multiply
    20,154,183.56x = 30,230,971.54 × 9,067,425.36
  4. Step 4: Simplify right side
    20,154,183.56x = 274,117,077,999,234.22
  5. Step 5: Solve for x
    x = 274,117,077,999,234.22/20,154,183.56
  6. Step 6: Final answer
    x = 13,601,001.36

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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.