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Finding the Third Proportional to 4,132,824 and 8,918,064

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Solution

The third proportional to 4,132,824 and 8,918,064 is: 19,243,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132,824 : 8,918,064 = 8,918,064 : x
  2. Step 2: Convert to fraction form
    4,132,824/8,918,064 = 8,918,064/x
  3. Step 3: Cross multiply
    4,132,824x = 8,918,064 × 8,918,064
  4. Step 4: Simplify right side
    4,132,824x = 79,531,865,508,096
  5. Step 5: Solve for x
    x = 79,531,865,508,096/4,132,824
  6. Step 6: Final answer
    x = 19,243,951.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.