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Finding the Third Proportional to 4,475,771 and 9,789,433

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Solution

The third proportional to 4,475,771 and 9,789,433 is: 21,411,506.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475,771 : 9,789,433 = 9,789,433 : x
  2. Step 2: Convert to fraction form
    4,475,771/9,789,433 = 9,789,433/x
  3. Step 3: Cross multiply
    4,475,771x = 9,789,433 × 9,789,433
  4. Step 4: Simplify right side
    4,475,771x = 95,832,998,461,489
  5. Step 5: Solve for x
    x = 95,832,998,461,489/4,475,771
  6. Step 6: Final answer
    x = 21,411,506.19

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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.