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Finding the Third Proportional to 4,365,732.94 and 9,183,912.89

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Solution

The third proportional to 4,365,732.94 and 9,183,912.89 is: 19,319,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365,732.94 : 9,183,912.89 = 9,183,912.89 : x
  2. Step 2: Convert to fraction form
    4,365,732.94/9,183,912.89 = 9,183,912.89/x
  3. Step 3: Cross multiply
    4,365,732.94x = 9,183,912.89 × 9,183,912.89
  4. Step 4: Simplify right side
    4,365,732.94x = 84,344,255,982,588.05
  5. Step 5: Solve for x
    x = 84,344,255,982,588.05/4,365,732.94
  6. Step 6: Final answer
    x = 19,319,609.60

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.