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Finding the Third Proportional to 6,537,890 and 13,862,116

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Solution

The third proportional to 6,537,890 and 13,862,116 is: 29,391,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537,890 : 13,862,116 = 13,862,116 : x
  2. Step 2: Convert to fraction form
    6,537,890/13,862,116 = 13,862,116/x
  3. Step 3: Cross multiply
    6,537,890x = 13,862,116 × 13,862,116
  4. Step 4: Simplify right side
    6,537,890x = 192,158,259,997,456
  5. Step 5: Solve for x
    x = 192,158,259,997,456/6,537,890
  6. Step 6: Final answer
    x = 29,391,479.51

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.