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Finding the Third Proportional to 4,553,387 and 9,696,670

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Solution

The third proportional to 4,553,387 and 9,696,670 is: 20,649,553.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553,387 : 9,696,670 = 9,696,670 : x
  2. Step 2: Convert to fraction form
    4,553,387/9,696,670 = 9,696,670/x
  3. Step 3: Cross multiply
    4,553,387x = 9,696,670 × 9,696,670
  4. Step 4: Simplify right side
    4,553,387x = 94,025,409,088,900
  5. Step 5: Solve for x
    x = 94,025,409,088,900/4,553,387
  6. Step 6: Final answer
    x = 20,649,553.64

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.