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Finding the Third Proportional to 13,129,008 and 21,094,800

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Solution

The third proportional to 13,129,008 and 21,094,800 is: 33,893,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129,008 : 21,094,800 = 21,094,800 : x
  2. Step 2: Convert to fraction form
    13,129,008/21,094,800 = 21,094,800/x
  3. Step 3: Cross multiply
    13,129,008x = 21,094,800 × 21,094,800
  4. Step 4: Simplify right side
    13,129,008x = 444,990,587,040,000
  5. Step 5: Solve for x
    x = 444,990,587,040,000/13,129,008
  6. Step 6: Final answer
    x = 33,893,694.56

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.