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Finding the Third Proportional to 21,673,080 and 29,519,748

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Solution

The third proportional to 21,673,080 and 29,519,748 is: 40,207,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,673,080 : 29,519,748 = 29,519,748 : x
  2. Step 2: Convert to fraction form
    21,673,080/29,519,748 = 29,519,748/x
  3. Step 3: Cross multiply
    21,673,080x = 29,519,748 × 29,519,748
  4. Step 4: Simplify right side
    21,673,080x = 871,415,521,983,504
  5. Step 5: Solve for x
    x = 871,415,521,983,504/21,673,080
  6. Step 6: Final answer
    x = 40,207,276.58

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.