Home / 43,727,431.80-65,619,141.30-25,531,591.80

Finding the Fourth Proportional to 43,727,431.80, 65,619,141.30 and 25,531,591.80

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Solution

The fourth proportional to 43,727,431.80, 65,619,141.30 and 25,531,591.80 is: 38,313,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,727,431.80 : 65,619,141.30 = 25,531,591.80 : x
  2. Step 2: Convert to fraction form
    43,727,431.80/65,619,141.30 = 25,531,591.80/x
  3. Step 3: Cross multiply
    43,727,431.80x = 65,619,141.30 × 25,531,591.80
  4. Step 4: Simplify right side
    43,727,431.80x = 1,675,361,129,938,121.25
  5. Step 5: Solve for x
    x = 1,675,361,129,938,121.25/43,727,431.80
  6. Step 6: Final answer
    x = 38,313,732.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.