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Finding the Third Proportional to 4,186,629 and 9,014,768

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Solution

The third proportional to 4,186,629 and 9,014,768 is: 19,410,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186,629 : 9,014,768 = 9,014,768 : x
  2. Step 2: Convert to fraction form
    4,186,629/9,014,768 = 9,014,768/x
  3. Step 3: Cross multiply
    4,186,629x = 9,014,768 × 9,014,768
  4. Step 4: Simplify right side
    4,186,629x = 81,266,042,093,824
  5. Step 5: Solve for x
    x = 81,266,042,093,824/4,186,629
  6. Step 6: Final answer
    x = 19,410,853.48

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.