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Finding the Third Proportional to 4,021,011 and 8,809,612

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Solution

The third proportional to 4,021,011 and 8,809,612 is: 19,300,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,011 : 8,809,612 = 8,809,612 : x
  2. Step 2: Convert to fraction form
    4,021,011/8,809,612 = 8,809,612/x
  3. Step 3: Cross multiply
    4,021,011x = 8,809,612 × 8,809,612
  4. Step 4: Simplify right side
    4,021,011x = 77,609,263,590,544
  5. Step 5: Solve for x
    x = 77,609,263,590,544/4,021,011
  6. Step 6: Final answer
    x = 19,300,932.92

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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.