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Finding the Third Proportional to 4,638,800 and 9,408,032

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Solution

The third proportional to 4,638,800 and 9,408,032 is: 19,080,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,800 : 9,408,032 = 9,408,032 : x
  2. Step 2: Convert to fraction form
    4,638,800/9,408,032 = 9,408,032/x
  3. Step 3: Cross multiply
    4,638,800x = 9,408,032 × 9,408,032
  4. Step 4: Simplify right side
    4,638,800x = 88,511,066,113,024
  5. Step 5: Solve for x
    x = 88,511,066,113,024/4,638,800
  6. Step 6: Final answer
    x = 19,080,595.44

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.