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Finding the Third Proportional to 9,256,142 and 20,104,366

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Solution

The third proportional to 9,256,142 and 20,104,366 is: 43,666,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256,142 : 20,104,366 = 20,104,366 : x
  2. Step 2: Convert to fraction form
    9,256,142/20,104,366 = 20,104,366/x
  3. Step 3: Cross multiply
    9,256,142x = 20,104,366 × 20,104,366
  4. Step 4: Simplify right side
    9,256,142x = 404,185,532,261,956
  5. Step 5: Solve for x
    x = 404,185,532,261,956/9,256,142
  6. Step 6: Final answer
    x = 43,666,738.50

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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.