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Finding the Third Proportional to 9,500,481 and 21,120,930

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Solution

The third proportional to 9,500,481 and 21,120,930 is: 46,954,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,500,481 : 21,120,930 = 21,120,930 : x
  2. Step 2: Convert to fraction form
    9,500,481/21,120,930 = 21,120,930/x
  3. Step 3: Cross multiply
    9,500,481x = 21,120,930 × 21,120,930
  4. Step 4: Simplify right side
    9,500,481x = 446,093,684,064,900
  5. Step 5: Solve for x
    x = 446,093,684,064,900/9,500,481
  6. Step 6: Final answer
    x = 46,954,852.50

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.