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Finding the Third Proportional to 8,987,526 and 19,765,116

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Solution

The third proportional to 8,987,526 and 19,765,116 is: 43,466,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987,526 : 19,765,116 = 19,765,116 : x
  2. Step 2: Convert to fraction form
    8,987,526/19,765,116 = 19,765,116/x
  3. Step 3: Cross multiply
    8,987,526x = 19,765,116 × 19,765,116
  4. Step 4: Simplify right side
    8,987,526x = 390,659,810,493,456
  5. Step 5: Solve for x
    x = 390,659,810,493,456/8,987,526
  6. Step 6: Final answer
    x = 43,466,890.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.