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Finding the Third Proportional to 4,193,088 and 9,171,318

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Solution

The third proportional to 4,193,088 and 9,171,318 is: 20,059,935.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193,088 : 9,171,318 = 9,171,318 : x
  2. Step 2: Convert to fraction form
    4,193,088/9,171,318 = 9,171,318/x
  3. Step 3: Cross multiply
    4,193,088x = 9,171,318 × 9,171,318
  4. Step 4: Simplify right side
    4,193,088x = 84,113,073,857,124
  5. Step 5: Solve for x
    x = 84,113,073,857,124/4,193,088
  6. Step 6: Final answer
    x = 20,059,935.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.