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Finding the Third Proportional to 14,966,876 and 21,890,442

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Solution

The third proportional to 14,966,876 and 21,890,442 is: 32,016,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966,876 : 21,890,442 = 21,890,442 : x
  2. Step 2: Convert to fraction form
    14,966,876/21,890,442 = 21,890,442/x
  3. Step 3: Cross multiply
    14,966,876x = 21,890,442 × 21,890,442
  4. Step 4: Simplify right side
    14,966,876x = 479,191,450,955,364
  5. Step 5: Solve for x
    x = 479,191,450,955,364/14,966,876
  6. Step 6: Final answer
    x = 32,016,798.36

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.