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Finding the Third Proportional to 8,739,362 and 13,679,481

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Solution

The third proportional to 8,739,362 and 13,679,481 is: 21,412,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739,362 : 13,679,481 = 13,679,481 : x
  2. Step 2: Convert to fraction form
    8,739,362/13,679,481 = 13,679,481/x
  3. Step 3: Cross multiply
    8,739,362x = 13,679,481 × 13,679,481
  4. Step 4: Simplify right side
    8,739,362x = 187,128,200,429,361
  5. Step 5: Solve for x
    x = 187,128,200,429,361/8,739,362
  6. Step 6: Final answer
    x = 21,412,112.28

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.