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Finding the Third Proportional to 43,387,209 and 59,493,433.50

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Solution

The third proportional to 43,387,209 and 59,493,433.50 is: 81,578,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,387,209 : 59,493,433.50 = 59,493,433.50 : x
  2. Step 2: Convert to fraction form
    43,387,209/59,493,433.50 = 59,493,433.50/x
  3. Step 3: Cross multiply
    43,387,209x = 59,493,433.50 × 59,493,433.50
  4. Step 4: Simplify right side
    43,387,209x = 3,539,468,629,618,922
  5. Step 5: Solve for x
    x = 3,539,468,629,618,922/43,387,209
  6. Step 6: Final answer
    x = 81,578,619.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.