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Finding the Third Proportional to 21,989,616 and 33,553,032

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Solution

The third proportional to 21,989,616 and 33,553,032 is: 51,197,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,989,616 : 33,553,032 = 33,553,032 : x
  2. Step 2: Convert to fraction form
    21,989,616/33,553,032 = 33,553,032/x
  3. Step 3: Cross multiply
    21,989,616x = 33,553,032 × 33,553,032
  4. Step 4: Simplify right side
    21,989,616x = 1,125,805,956,393,024
  5. Step 5: Solve for x
    x = 1,125,805,956,393,024/21,989,616
  6. Step 6: Final answer
    x = 51,197,163.08

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.