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Finding the Third Proportional to 18,916,044 and 40,733,227.50

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Solution

The third proportional to 18,916,044 and 40,733,227.50 is: 87,713,679.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,916,044 : 40,733,227.50 = 40,733,227.50 : x
  2. Step 2: Convert to fraction form
    18,916,044/40,733,227.50 = 40,733,227.50/x
  3. Step 3: Cross multiply
    18,916,044x = 40,733,227.50 × 40,733,227.50
  4. Step 4: Simplify right side
    18,916,044x = 1,659,195,822,566,756.25
  5. Step 5: Solve for x
    x = 1,659,195,822,566,756.25/18,916,044
  6. Step 6: Final answer
    x = 87,713,679.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.