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Finding the Third Proportional to 14,999,934 and 21,238,730

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Solution

The third proportional to 14,999,934 and 21,238,730 is: 30,072,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999,934 : 21,238,730 = 21,238,730 : x
  2. Step 2: Convert to fraction form
    14,999,934/21,238,730 = 21,238,730/x
  3. Step 3: Cross multiply
    14,999,934x = 21,238,730 × 21,238,730
  4. Step 4: Simplify right side
    14,999,934x = 451,083,652,012,900
  5. Step 5: Solve for x
    x = 451,083,652,012,900/14,999,934
  6. Step 6: Final answer
    x = 30,072,375.79

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.