Home / 20,162,313.70-30,243,579.90-5,016,245.20

Finding the Fourth Proportional to 20,162,313.70, 30,243,579.90 and 5,016,245.20

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Solution

The fourth proportional to 20,162,313.70, 30,243,579.90 and 5,016,245.20 is: 7,524,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,313.70 : 30,243,579.90 = 5,016,245.20 : x
  2. Step 2: Convert to fraction form
    20,162,313.70/30,243,579.90 = 5,016,245.20/x
  3. Step 3: Cross multiply
    20,162,313.70x = 30,243,579.90 × 5,016,245.20
  4. Step 4: Simplify right side
    20,162,313.70x = 151,709,212,504,191.47
  5. Step 5: Solve for x
    x = 151,709,212,504,191.47/20,162,313.70
  6. Step 6: Final answer
    x = 7,524,395.01

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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.