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Finding the Third Proportional to 4,237,782 and 9,197,994

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Solution

The third proportional to 4,237,782 and 9,197,994 is: 19,964,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237,782 : 9,197,994 = 9,197,994 : x
  2. Step 2: Convert to fraction form
    4,237,782/9,197,994 = 9,197,994/x
  3. Step 3: Cross multiply
    4,237,782x = 9,197,994 × 9,197,994
  4. Step 4: Simplify right side
    4,237,782x = 84,603,093,624,036
  5. Step 5: Solve for x
    x = 84,603,093,624,036/4,237,782
  6. Step 6: Final answer
    x = 19,964,003.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.