Home / 8,189,979.75-13,038,163.50

Finding the Third Proportional to 8,189,979.75 and 13,038,163.50

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Solution

The third proportional to 8,189,979.75 and 13,038,163.50 is: 20,756,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,979.75 : 13,038,163.50 = 13,038,163.50 : x
  2. Step 2: Convert to fraction form
    8,189,979.75/13,038,163.50 = 13,038,163.50/x
  3. Step 3: Cross multiply
    8,189,979.75x = 13,038,163.50 × 13,038,163.50
  4. Step 4: Simplify right side
    8,189,979.75x = 169,993,707,452,732.25
  5. Step 5: Solve for x
    x = 169,993,707,452,732.25/8,189,979.75
  6. Step 6: Final answer
    x = 20,756,303.76

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.