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Finding the Third Proportional to 11,270,988 and 17,121,618

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Solution

The third proportional to 11,270,988 and 17,121,618 is: 26,009,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270,988 : 17,121,618 = 17,121,618 : x
  2. Step 2: Convert to fraction form
    11,270,988/17,121,618 = 17,121,618/x
  3. Step 3: Cross multiply
    11,270,988x = 17,121,618 × 17,121,618
  4. Step 4: Simplify right side
    11,270,988x = 293,149,802,937,924
  5. Step 5: Solve for x
    x = 293,149,802,937,924/11,270,988
  6. Step 6: Final answer
    x = 26,009,237.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.