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Finding the Third Proportional to 16,837,806 and 36,369,990

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Solution

The third proportional to 16,837,806 and 36,369,990 is: 78,559,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,837,806 : 36,369,990 = 36,369,990 : x
  2. Step 2: Convert to fraction form
    16,837,806/36,369,990 = 36,369,990/x
  3. Step 3: Cross multiply
    16,837,806x = 36,369,990 × 36,369,990
  4. Step 4: Simplify right side
    16,837,806x = 1,322,776,172,600,100
  5. Step 5: Solve for x
    x = 1,322,776,172,600,100/16,837,806
  6. Step 6: Final answer
    x = 78,559,889.13

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.