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Finding the Third Proportional to 20,435,872 and 34,058,416

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Solution

The third proportional to 20,435,872 and 34,058,416 is: 56,761,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,435,872 : 34,058,416 = 34,058,416 : x
  2. Step 2: Convert to fraction form
    20,435,872/34,058,416 = 34,058,416/x
  3. Step 3: Cross multiply
    20,435,872x = 34,058,416 × 34,058,416
  4. Step 4: Simplify right side
    20,435,872x = 1,159,975,700,429,056
  5. Step 5: Solve for x
    x = 1,159,975,700,429,056/20,435,872
  6. Step 6: Final answer
    x = 56,761,742.31

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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.