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Finding the Third Proportional to 18,345,234 and 39,563,052

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Solution

The third proportional to 18,345,234 and 39,563,052 is: 85,321,074.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,345,234 : 39,563,052 = 39,563,052 : x
  2. Step 2: Convert to fraction form
    18,345,234/39,563,052 = 39,563,052/x
  3. Step 3: Cross multiply
    18,345,234x = 39,563,052 × 39,563,052
  4. Step 4: Simplify right side
    18,345,234x = 1,565,235,083,554,704
  5. Step 5: Solve for x
    x = 1,565,235,083,554,704/18,345,234
  6. Step 6: Final answer
    x = 85,321,074.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.