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Finding the Third Proportional to 7,572,555 and 11,747,755.13

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Solution

The third proportional to 7,572,555 and 11,747,755.13 is: 18,224,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572,555 : 11,747,755.13 = 11,747,755.13 : x
  2. Step 2: Convert to fraction form
    7,572,555/11,747,755.13 = 11,747,755.13/x
  3. Step 3: Cross multiply
    7,572,555x = 11,747,755.13 × 11,747,755.13
  4. Step 4: Simplify right side
    7,572,555x = 138,009,750,476,963.77
  5. Step 5: Solve for x
    x = 138,009,750,476,963.77/7,572,555
  6. Step 6: Final answer
    x = 18,224,991.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.