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Finding the Third Proportional to 14,975,108 and 21,399,775

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Solution

The third proportional to 14,975,108 and 21,399,775 is: 30,580,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,108 : 21,399,775 = 21,399,775 : x
  2. Step 2: Convert to fraction form
    14,975,108/21,399,775 = 21,399,775/x
  3. Step 3: Cross multiply
    14,975,108x = 21,399,775 × 21,399,775
  4. Step 4: Simplify right side
    14,975,108x = 457,950,370,050,625
  5. Step 5: Solve for x
    x = 457,950,370,050,625/14,975,108
  6. Step 6: Final answer
    x = 30,580,772.44

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.