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Finding the Third Proportional to 4,129,708 and 9,057,104

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Solution

The third proportional to 4,129,708 and 9,057,104 is: 19,863,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129,708 : 9,057,104 = 9,057,104 : x
  2. Step 2: Convert to fraction form
    4,129,708/9,057,104 = 9,057,104/x
  3. Step 3: Cross multiply
    4,129,708x = 9,057,104 × 9,057,104
  4. Step 4: Simplify right side
    4,129,708x = 82,031,132,866,816
  5. Step 5: Solve for x
    x = 82,031,132,866,816/4,129,708
  6. Step 6: Final answer
    x = 19,863,664.18

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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.