Home / 55,050,175.80-82,572,639.30-18,654,996.60

Finding the Fourth Proportional to 55,050,175.80, 82,572,639.30 and 18,654,996.60

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Solution

The fourth proportional to 55,050,175.80, 82,572,639.30 and 18,654,996.60 is: 27,981,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,050,175.80 : 82,572,639.30 = 18,654,996.60 : x
  2. Step 2: Convert to fraction form
    55,050,175.80/82,572,639.30 = 18,654,996.60/x
  3. Step 3: Cross multiply
    55,050,175.80x = 82,572,639.30 × 18,654,996.60
  4. Step 4: Simplify right side
    55,050,175.80x = 1,540,392,305,394,526.50
  5. Step 5: Solve for x
    x = 1,540,392,305,394,526.50/55,050,175.80
  6. Step 6: Final answer
    x = 27,981,605.56

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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.