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Finding the Third Proportional to 28,556,640 and 43,503,994

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Solution

The third proportional to 28,556,640 and 43,503,994 is: 66,275,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,640 : 43,503,994 = 43,503,994 : x
  2. Step 2: Convert to fraction form
    28,556,640/43,503,994 = 43,503,994/x
  3. Step 3: Cross multiply
    28,556,640x = 43,503,994 × 43,503,994
  4. Step 4: Simplify right side
    28,556,640x = 1,892,597,493,952,036
  5. Step 5: Solve for x
    x = 1,892,597,493,952,036/28,556,640
  6. Step 6: Final answer
    x = 66,275,216.34

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.