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Finding the Third Proportional to 7,692,120 and 16,413,760

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Solution

The third proportional to 7,692,120 and 16,413,760 is: 35,024,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692,120 : 16,413,760 = 16,413,760 : x
  2. Step 2: Convert to fraction form
    7,692,120/16,413,760 = 16,413,760/x
  3. Step 3: Cross multiply
    7,692,120x = 16,413,760 × 16,413,760
  4. Step 4: Simplify right side
    7,692,120x = 269,411,517,337,600
  5. Step 5: Solve for x
    x = 269,411,517,337,600/7,692,120
  6. Step 6: Final answer
    x = 35,024,351.85

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.