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Finding the Third Proportional to 20,447,649 and 43,768,288.50

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Solution

The third proportional to 20,447,649 and 43,768,288.50 is: 93,686,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,649 : 43,768,288.50 = 43,768,288.50 : x
  2. Step 2: Convert to fraction form
    20,447,649/43,768,288.50 = 43,768,288.50/x
  3. Step 3: Cross multiply
    20,447,649x = 43,768,288.50 × 43,768,288.50
  4. Step 4: Simplify right side
    20,447,649x = 1,915,663,078,219,232.25
  5. Step 5: Solve for x
    x = 1,915,663,078,219,232.25/20,447,649
  6. Step 6: Final answer
    x = 93,686,226.63

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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.