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Finding the Third Proportional to 9,378,637 and 20,322,853

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Solution

The third proportional to 9,378,637 and 20,322,853 is: 44,038,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,637 : 20,322,853 = 20,322,853 : x
  2. Step 2: Convert to fraction form
    9,378,637/20,322,853 = 20,322,853/x
  3. Step 3: Cross multiply
    9,378,637x = 20,322,853 × 20,322,853
  4. Step 4: Simplify right side
    9,378,637x = 413,018,354,059,609
  5. Step 5: Solve for x
    x = 413,018,354,059,609/9,378,637
  6. Step 6: Final answer
    x = 44,038,206.62

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.