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Finding the Third Proportional to 5,354,802 and 8,157,703

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Solution

The third proportional to 5,354,802 and 8,157,703 is: 12,427,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,802 : 8,157,703 = 8,157,703 : x
  2. Step 2: Convert to fraction form
    5,354,802/8,157,703 = 8,157,703/x
  3. Step 3: Cross multiply
    5,354,802x = 8,157,703 × 8,157,703
  4. Step 4: Simplify right side
    5,354,802x = 66,548,118,236,209
  5. Step 5: Solve for x
    x = 66,548,118,236,209/5,354,802
  6. Step 6: Final answer
    x = 12,427,745.83

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.