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Finding the Third Proportional to 8,816,912 and 13,618,212

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Solution

The third proportional to 8,816,912 and 13,618,212 is: 21,034,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816,912 : 13,618,212 = 13,618,212 : x
  2. Step 2: Convert to fraction form
    8,816,912/13,618,212 = 13,618,212/x
  3. Step 3: Cross multiply
    8,816,912x = 13,618,212 × 13,618,212
  4. Step 4: Simplify right side
    8,816,912x = 185,455,698,076,944
  5. Step 5: Solve for x
    x = 185,455,698,076,944/8,816,912
  6. Step 6: Final answer
    x = 21,034,087.45

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.