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Finding the Third Proportional to 4,387,336 and 9,782,888

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Solution

The third proportional to 4,387,336 and 9,782,888 is: 21,813,897.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387,336 : 9,782,888 = 9,782,888 : x
  2. Step 2: Convert to fraction form
    4,387,336/9,782,888 = 9,782,888/x
  3. Step 3: Cross multiply
    4,387,336x = 9,782,888 × 9,782,888
  4. Step 4: Simplify right side
    4,387,336x = 95,704,897,620,544
  5. Step 5: Solve for x
    x = 95,704,897,620,544/4,387,336
  6. Step 6: Final answer
    x = 21,813,897.46

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.