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Finding the Third Proportional to 21,307,888 and 46,959,008

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Solution

The third proportional to 21,307,888 and 46,959,008 is: 103,489,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,307,888 : 46,959,008 = 46,959,008 : x
  2. Step 2: Convert to fraction form
    21,307,888/46,959,008 = 46,959,008/x
  3. Step 3: Cross multiply
    21,307,888x = 46,959,008 × 46,959,008
  4. Step 4: Simplify right side
    21,307,888x = 2,205,148,432,344,064
  5. Step 5: Solve for x
    x = 2,205,148,432,344,064/21,307,888
  6. Step 6: Final answer
    x = 103,489,770.19

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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.