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Finding the Third Proportional to 18,942,455.81 and 27,705,094.88

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Solution

The third proportional to 18,942,455.81 and 27,705,094.88 is: 40,521,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,942,455.81 : 27,705,094.88 = 27,705,094.88 : x
  2. Step 2: Convert to fraction form
    18,942,455.81/27,705,094.88 = 27,705,094.88/x
  3. Step 3: Cross multiply
    18,942,455.81x = 27,705,094.88 × 27,705,094.88
  4. Step 4: Simplify right side
    18,942,455.81x = 767,572,282,032,751.25
  5. Step 5: Solve for x
    x = 767,572,282,032,751.25/18,942,455.81
  6. Step 6: Final answer
    x = 40,521,265.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.