Home / 60,661,209.44-90,991,814.52-20,271,693.44

Finding the Fourth Proportional to 60,661,209.44, 90,991,814.52 and 20,271,693.44

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Solution

The fourth proportional to 60,661,209.44, 90,991,814.52 and 20,271,693.44 is: 30,407,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,661,209.44 : 90,991,814.52 = 20,271,693.44 : x
  2. Step 2: Convert to fraction form
    60,661,209.44/90,991,814.52 = 20,271,693.44/x
  3. Step 3: Cross multiply
    60,661,209.44x = 90,991,814.52 × 20,271,693.44
  4. Step 4: Simplify right side
    60,661,209.44x = 1,844,558,169,498,780.75
  5. Step 5: Solve for x
    x = 1,844,558,169,498,780.75/60,661,209.44
  6. Step 6: Final answer
    x = 30,407,540.28

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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.