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Finding the Third Proportional to 7,054,618 and 10,554,471

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Solution

The third proportional to 7,054,618 and 10,554,471 is: 15,790,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054,618 : 10,554,471 = 10,554,471 : x
  2. Step 2: Convert to fraction form
    7,054,618/10,554,471 = 10,554,471/x
  3. Step 3: Cross multiply
    7,054,618x = 10,554,471 × 10,554,471
  4. Step 4: Simplify right side
    7,054,618x = 111,396,858,089,841
  5. Step 5: Solve for x
    x = 111,396,858,089,841/7,054,618
  6. Step 6: Final answer
    x = 15,790,629.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.