Home / 13,427,694.20-20,145,243.26-5,346,344.96

Finding the Fourth Proportional to 13,427,694.20, 20,145,243.26 and 5,346,344.96

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Solution

The fourth proportional to 13,427,694.20, 20,145,243.26 and 5,346,344.96 is: 8,020,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,427,694.20 : 20,145,243.26 = 5,346,344.96 : x
  2. Step 2: Convert to fraction form
    13,427,694.20/20,145,243.26 = 5,346,344.96/x
  3. Step 3: Cross multiply
    13,427,694.20x = 20,145,243.26 × 5,346,344.96
  4. Step 4: Simplify right side
    13,427,694.20x = 107,703,419,729,186.09
  5. Step 5: Solve for x
    x = 107,703,419,729,186.09/13,427,694.20
  6. Step 6: Final answer
    x = 8,020,991.40

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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.