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Finding the Third Proportional to 21,367,824 and 50,390,412

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Solution

The third proportional to 21,367,824 and 50,390,412 is: 118,832,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,367,824 : 50,390,412 = 50,390,412 : x
  2. Step 2: Convert to fraction form
    21,367,824/50,390,412 = 50,390,412/x
  3. Step 3: Cross multiply
    21,367,824x = 50,390,412 × 50,390,412
  4. Step 4: Simplify right side
    21,367,824x = 2,539,193,621,529,744
  5. Step 5: Solve for x
    x = 2,539,193,621,529,744/21,367,824
  6. Step 6: Final answer
    x = 118,832,578.44

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.