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Finding the Third Proportional to 14,022,687 and 21,126,309

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Solution

The third proportional to 14,022,687 and 21,126,309 is: 31,828,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,687 : 21,126,309 = 21,126,309 : x
  2. Step 2: Convert to fraction form
    14,022,687/21,126,309 = 21,126,309/x
  3. Step 3: Cross multiply
    14,022,687x = 21,126,309 × 21,126,309
  4. Step 4: Simplify right side
    14,022,687x = 446,320,931,963,481
  5. Step 5: Solve for x
    x = 446,320,931,963,481/14,022,687
  6. Step 6: Final answer
    x = 31,828,488.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.