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Finding the Third Proportional to 7,177,542 and 15,692,556

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Solution

The third proportional to 7,177,542 and 15,692,556 is: 34,309,282.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177,542 : 15,692,556 = 15,692,556 : x
  2. Step 2: Convert to fraction form
    7,177,542/15,692,556 = 15,692,556/x
  3. Step 3: Cross multiply
    7,177,542x = 15,692,556 × 15,692,556
  4. Step 4: Simplify right side
    7,177,542x = 246,256,313,813,136
  5. Step 5: Solve for x
    x = 246,256,313,813,136/7,177,542
  6. Step 6: Final answer
    x = 34,309,282.18

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.