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Finding the Third Proportional to 9,721,092 and 21,273,000

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Solution

The third proportional to 9,721,092 and 21,273,000 is: 46,552,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,092 : 21,273,000 = 21,273,000 : x
  2. Step 2: Convert to fraction form
    9,721,092/21,273,000 = 21,273,000/x
  3. Step 3: Cross multiply
    9,721,092x = 21,273,000 × 21,273,000
  4. Step 4: Simplify right side
    9,721,092x = 452,540,529,000,000
  5. Step 5: Solve for x
    x = 452,540,529,000,000/9,721,092
  6. Step 6: Final answer
    x = 46,552,437.63

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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.