Home / 12,934,181.75-20,289,923.75

Finding the Third Proportional to 12,934,181.75 and 20,289,923.75

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Solution

The third proportional to 12,934,181.75 and 20,289,923.75 is: 31,828,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,181.75 : 20,289,923.75 = 20,289,923.75 : x
  2. Step 2: Convert to fraction form
    12,934,181.75/20,289,923.75 = 20,289,923.75/x
  3. Step 3: Cross multiply
    12,934,181.75x = 20,289,923.75 × 20,289,923.75
  4. Step 4: Simplify right side
    12,934,181.75x = 411,681,005,780,814.06
  5. Step 5: Solve for x
    x = 411,681,005,780,814.06/12,934,181.75
  6. Step 6: Final answer
    x = 31,828,917.65

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.