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Finding the Third Proportional to 9,231,699 and 20,088,915

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Solution

The third proportional to 9,231,699 and 20,088,915 is: 43,715,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231,699 : 20,088,915 = 20,088,915 : x
  2. Step 2: Convert to fraction form
    9,231,699/20,088,915 = 20,088,915/x
  3. Step 3: Cross multiply
    9,231,699x = 20,088,915 × 20,088,915
  4. Step 4: Simplify right side
    9,231,699x = 403,564,505,877,225
  5. Step 5: Solve for x
    x = 403,564,505,877,225/9,231,699
  6. Step 6: Final answer
    x = 43,715,084.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.