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Finding the Third Proportional to 16,216,615.13 and 21,842,677.69

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Solution

The third proportional to 16,216,615.13 and 21,842,677.69 is: 29,420,601.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,216,615.13 : 21,842,677.69 = 21,842,677.69 : x
  2. Step 2: Convert to fraction form
    16,216,615.13/21,842,677.69 = 21,842,677.69/x
  3. Step 3: Cross multiply
    16,216,615.13x = 21,842,677.69 × 21,842,677.69
  4. Step 4: Simplify right side
    16,216,615.13x = 477,102,568,560,010.38
  5. Step 5: Solve for x
    x = 477,102,568,560,010.38/16,216,615.13
  6. Step 6: Final answer
    x = 29,420,601.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.