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Finding the Third Proportional to 21,668,896 and 45,017,396

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Solution

The third proportional to 21,668,896 and 45,017,396 is: 93,524,189.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,896 : 45,017,396 = 45,017,396 : x
  2. Step 2: Convert to fraction form
    21,668,896/45,017,396 = 45,017,396/x
  3. Step 3: Cross multiply
    21,668,896x = 45,017,396 × 45,017,396
  4. Step 4: Simplify right side
    21,668,896x = 2,026,565,942,620,816
  5. Step 5: Solve for x
    x = 2,026,565,942,620,816/21,668,896
  6. Step 6: Final answer
    x = 93,524,189.82

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.