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Finding the Third Proportional to 18,583,585 and 39,856,723

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Solution

The third proportional to 18,583,585 and 39,856,723 is: 85,481,803.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583,585 : 39,856,723 = 39,856,723 : x
  2. Step 2: Convert to fraction form
    18,583,585/39,856,723 = 39,856,723/x
  3. Step 3: Cross multiply
    18,583,585x = 39,856,723 × 39,856,723
  4. Step 4: Simplify right side
    18,583,585x = 1,588,558,368,298,729
  5. Step 5: Solve for x
    x = 1,588,558,368,298,729/18,583,585
  6. Step 6: Final answer
    x = 85,481,803.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.