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Finding the Third Proportional to 20,995,719 and 30,023,913.75

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Solution

The third proportional to 20,995,719 and 30,023,913.75 is: 42,934,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,719 : 30,023,913.75 = 30,023,913.75 : x
  2. Step 2: Convert to fraction form
    20,995,719/30,023,913.75 = 30,023,913.75/x
  3. Step 3: Cross multiply
    20,995,719x = 30,023,913.75 × 30,023,913.75
  4. Step 4: Simplify right side
    20,995,719x = 901,435,396,867,439
  5. Step 5: Solve for x
    x = 901,435,396,867,439/20,995,719
  6. Step 6: Final answer
    x = 42,934,247.54

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.