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Finding the Third Proportional to 8,190,618 and 17,773,486

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Solution

The third proportional to 8,190,618 and 17,773,486 is: 38,568,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,618 : 17,773,486 = 17,773,486 : x
  2. Step 2: Convert to fraction form
    8,190,618/17,773,486 = 17,773,486/x
  3. Step 3: Cross multiply
    8,190,618x = 17,773,486 × 17,773,486
  4. Step 4: Simplify right side
    8,190,618x = 315,896,804,592,196
  5. Step 5: Solve for x
    x = 315,896,804,592,196/8,190,618
  6. Step 6: Final answer
    x = 38,568,128.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.