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Finding the Third Proportional to 4,200,339 and 6,338,913

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Solution

The third proportional to 4,200,339 and 6,338,913 is: 9,566,327.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,339 : 6,338,913 = 6,338,913 : x
  2. Step 2: Convert to fraction form
    4,200,339/6,338,913 = 6,338,913/x
  3. Step 3: Cross multiply
    4,200,339x = 6,338,913 × 6,338,913
  4. Step 4: Simplify right side
    4,200,339x = 40,181,818,021,569
  5. Step 5: Solve for x
    x = 40,181,818,021,569/4,200,339
  6. Step 6: Final answer
    x = 9,566,327.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.