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Finding the Third Proportional to 4,892,832 and 7,557,408

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Solution

The third proportional to 4,892,832 and 7,557,408 is: 11,673,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,832 : 7,557,408 = 7,557,408 : x
  2. Step 2: Convert to fraction form
    4,892,832/7,557,408 = 7,557,408/x
  3. Step 3: Cross multiply
    4,892,832x = 7,557,408 × 7,557,408
  4. Step 4: Simplify right side
    4,892,832x = 57,114,415,678,464
  5. Step 5: Solve for x
    x = 57,114,415,678,464/4,892,832
  6. Step 6: Final answer
    x = 11,673,079.25

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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.