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Finding the Third Proportional to 21,830,198 and 44,301,888

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Solution

The third proportional to 21,830,198 and 44,301,888 is: 89,905,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,830,198 : 44,301,888 = 44,301,888 : x
  2. Step 2: Convert to fraction form
    21,830,198/44,301,888 = 44,301,888/x
  3. Step 3: Cross multiply
    21,830,198x = 44,301,888 × 44,301,888
  4. Step 4: Simplify right side
    21,830,198x = 1,962,657,280,364,544
  5. Step 5: Solve for x
    x = 1,962,657,280,364,544/21,830,198
  6. Step 6: Final answer
    x = 89,905,610.58

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.