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Finding the Third Proportional to 14,152,766 and 21,206,853

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Solution

The third proportional to 14,152,766 and 21,206,853 is: 31,776,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152,766 : 21,206,853 = 21,206,853 : x
  2. Step 2: Convert to fraction form
    14,152,766/21,206,853 = 21,206,853/x
  3. Step 3: Cross multiply
    14,152,766x = 21,206,853 × 21,206,853
  4. Step 4: Simplify right side
    14,152,766x = 449,730,614,163,609
  5. Step 5: Solve for x
    x = 449,730,614,163,609/14,152,766
  6. Step 6: Final answer
    x = 31,776,870.62

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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.