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Finding the Third Proportional to 14,063,420 and 21,132,579

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Solution

The third proportional to 14,063,420 and 21,132,579 is: 31,755,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063,420 : 21,132,579 = 21,132,579 : x
  2. Step 2: Convert to fraction form
    14,063,420/21,132,579 = 21,132,579/x
  3. Step 3: Cross multiply
    14,063,420x = 21,132,579 × 21,132,579
  4. Step 4: Simplify right side
    14,063,420x = 446,585,895,191,241
  5. Step 5: Solve for x
    x = 446,585,895,191,241/14,063,420
  6. Step 6: Final answer
    x = 31,755,141.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.