Home / 13,455,426.38-20,178,993.38

Finding the Third Proportional to 13,455,426.38 and 20,178,993.38

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Solution

The third proportional to 13,455,426.38 and 20,178,993.38 is: 30,262,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455,426.38 : 20,178,993.38 = 20,178,993.38 : x
  2. Step 2: Convert to fraction form
    13,455,426.38/20,178,993.38 = 20,178,993.38/x
  3. Step 3: Cross multiply
    13,455,426.38x = 20,178,993.38 × 20,178,993.38
  4. Step 4: Simplify right side
    13,455,426.38x = 407,191,773,628,293.88
  5. Step 5: Solve for x
    x = 407,191,773,628,293.88/13,455,426.38
  6. Step 6: Final answer
    x = 30,262,272.06

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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.