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Finding the Third Proportional to 4,408,079 and 6,808,638

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Solution

The third proportional to 4,408,079 and 6,808,638 is: 10,516,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408,079 : 6,808,638 = 6,808,638 : x
  2. Step 2: Convert to fraction form
    4,408,079/6,808,638 = 6,808,638/x
  3. Step 3: Cross multiply
    4,408,079x = 6,808,638 × 6,808,638
  4. Step 4: Simplify right side
    4,408,079x = 46,357,551,415,044
  5. Step 5: Solve for x
    x = 46,357,551,415,044/4,408,079
  6. Step 6: Final answer
    x = 10,516,497.42

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.