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Finding the Third Proportional to 9,341,440 and 20,218,156

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Solution

The third proportional to 9,341,440 and 20,218,156 is: 43,759,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,440 : 20,218,156 = 20,218,156 : x
  2. Step 2: Convert to fraction form
    9,341,440/20,218,156 = 20,218,156/x
  3. Step 3: Cross multiply
    9,341,440x = 20,218,156 × 20,218,156
  4. Step 4: Simplify right side
    9,341,440x = 408,773,832,040,336
  5. Step 5: Solve for x
    x = 408,773,832,040,336/9,341,440
  6. Step 6: Final answer
    x = 43,759,188.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.