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Finding the Third Proportional to 21,307,424 and 46,958,032

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Solution

The third proportional to 21,307,424 and 46,958,032 is: 103,487,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,307,424 : 46,958,032 = 46,958,032 : x
  2. Step 2: Convert to fraction form
    21,307,424/46,958,032 = 46,958,032/x
  3. Step 3: Cross multiply
    21,307,424x = 46,958,032 × 46,958,032
  4. Step 4: Simplify right side
    21,307,424x = 2,205,056,769,313,024
  5. Step 5: Solve for x
    x = 2,205,056,769,313,024/21,307,424
  6. Step 6: Final answer
    x = 103,487,721.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.