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Finding the Third Proportional to 8,557,694 and 19,028,770

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Solution

The third proportional to 8,557,694 and 19,028,770 is: 42,312,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,694 : 19,028,770 = 19,028,770 : x
  2. Step 2: Convert to fraction form
    8,557,694/19,028,770 = 19,028,770/x
  3. Step 3: Cross multiply
    8,557,694x = 19,028,770 × 19,028,770
  4. Step 4: Simplify right side
    8,557,694x = 362,094,087,712,900
  5. Step 5: Solve for x
    x = 362,094,087,712,900/8,557,694
  6. Step 6: Final answer
    x = 42,312,109.75

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.