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Finding the Third Proportional to 20,995,729 and 30,023,929

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Solution

The third proportional to 20,995,729 and 30,023,929 is: 42,934,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,729 : 30,023,929 = 30,023,929 : x
  2. Step 2: Convert to fraction form
    20,995,729/30,023,929 = 30,023,929/x
  3. Step 3: Cross multiply
    20,995,729x = 30,023,929 × 30,023,929
  4. Step 4: Simplify right side
    20,995,729x = 901,436,312,597,041
  5. Step 5: Solve for x
    x = 901,436,312,597,041/20,995,729
  6. Step 6: Final answer
    x = 42,934,270.71

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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.