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Finding the Third Proportional to 21,543,608 and 47,141,104

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Solution

The third proportional to 21,543,608 and 47,141,104 is: 103,152,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543,608 : 47,141,104 = 47,141,104 : x
  2. Step 2: Convert to fraction form
    21,543,608/47,141,104 = 47,141,104/x
  3. Step 3: Cross multiply
    21,543,608x = 47,141,104 × 47,141,104
  4. Step 4: Simplify right side
    21,543,608x = 2,222,283,686,338,816
  5. Step 5: Solve for x
    x = 2,222,283,686,338,816/21,543,608
  6. Step 6: Final answer
    x = 103,152,809.24

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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.