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Finding the Third Proportional to 18,442,362 and 39,723,037.50

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Solution

The third proportional to 18,442,362 and 39,723,037.50 is: 85,559,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,362 : 39,723,037.50 = 39,723,037.50 : x
  2. Step 2: Convert to fraction form
    18,442,362/39,723,037.50 = 39,723,037.50/x
  3. Step 3: Cross multiply
    18,442,362x = 39,723,037.50 × 39,723,037.50
  4. Step 4: Simplify right side
    18,442,362x = 1,577,919,708,226,406.25
  5. Step 5: Solve for x
    x = 1,577,919,708,226,406.25/18,442,362
  6. Step 6: Final answer
    x = 85,559,523.68

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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.