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Finding the Third Proportional to 21,091,869 and 46,236,006

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Solution

The third proportional to 21,091,869 and 46,236,006 is: 101,355,088.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,091,869 : 46,236,006 = 46,236,006 : x
  2. Step 2: Convert to fraction form
    21,091,869/46,236,006 = 46,236,006/x
  3. Step 3: Cross multiply
    21,091,869x = 46,236,006 × 46,236,006
  4. Step 4: Simplify right side
    21,091,869x = 2,137,768,250,832,036
  5. Step 5: Solve for x
    x = 2,137,768,250,832,036/21,091,869
  6. Step 6: Final answer
    x = 101,355,088.58

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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.