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Finding the Third Proportional to 4,757,945 and 6,782,623

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Solution

The third proportional to 4,757,945 and 6,782,623 is: 9,668,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757,945 : 6,782,623 = 6,782,623 : x
  2. Step 2: Convert to fraction form
    4,757,945/6,782,623 = 6,782,623/x
  3. Step 3: Cross multiply
    4,757,945x = 6,782,623 × 6,782,623
  4. Step 4: Simplify right side
    4,757,945x = 46,003,974,760,129
  5. Step 5: Solve for x
    x = 46,003,974,760,129/4,757,945
  6. Step 6: Final answer
    x = 9,668,874.85

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.