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Finding the Third Proportional to 20,435,874 and 34,058,419

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Solution

The third proportional to 20,435,874 and 34,058,419 is: 56,761,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,435,874 : 34,058,419 = 34,058,419 : x
  2. Step 2: Convert to fraction form
    20,435,874/34,058,419 = 34,058,419/x
  3. Step 3: Cross multiply
    20,435,874x = 34,058,419 × 34,058,419
  4. Step 4: Simplify right side
    20,435,874x = 1,159,975,904,779,561
  5. Step 5: Solve for x
    x = 1,159,975,904,779,561/20,435,874
  6. Step 6: Final answer
    x = 56,761,746.76

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.