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Finding the Third Proportional to 21,338,474 and 46,724,356

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Solution

The third proportional to 21,338,474 and 46,724,356 is: 102,311,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338,474 : 46,724,356 = 46,724,356 : x
  2. Step 2: Convert to fraction form
    21,338,474/46,724,356 = 46,724,356/x
  3. Step 3: Cross multiply
    21,338,474x = 46,724,356 × 46,724,356
  4. Step 4: Simplify right side
    21,338,474x = 2,183,165,443,614,736
  5. Step 5: Solve for x
    x = 2,183,165,443,614,736/21,338,474
  6. Step 6: Final answer
    x = 102,311,226.36

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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.