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Finding the Third Proportional to 9,487,194 and 20,863,623

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Solution

The third proportional to 9,487,194 and 20,863,623 is: 45,881,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,194 : 20,863,623 = 20,863,623 : x
  2. Step 2: Convert to fraction form
    9,487,194/20,863,623 = 20,863,623/x
  3. Step 3: Cross multiply
    9,487,194x = 20,863,623 × 20,863,623
  4. Step 4: Simplify right side
    9,487,194x = 435,290,764,686,129
  5. Step 5: Solve for x
    x = 435,290,764,686,129/9,487,194
  6. Step 6: Final answer
    x = 45,881,929.33

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.