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Finding the Third Proportional to 7,520,108 and 11,456,418

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Solution

The third proportional to 7,520,108 and 11,456,418 is: 17,453,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520,108 : 11,456,418 = 11,456,418 : x
  2. Step 2: Convert to fraction form
    7,520,108/11,456,418 = 11,456,418/x
  3. Step 3: Cross multiply
    7,520,108x = 11,456,418 × 11,456,418
  4. Step 4: Simplify right side
    7,520,108x = 131,249,513,390,724
  5. Step 5: Solve for x
    x = 131,249,513,390,724/7,520,108
  6. Step 6: Final answer
    x = 17,453,142.08

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.