Home / 17,769,772.80-26,654,659.20-10,190,505.60

Finding the Fourth Proportional to 17,769,772.80, 26,654,659.20 and 10,190,505.60

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Solution

The fourth proportional to 17,769,772.80, 26,654,659.20 and 10,190,505.60 is: 15,285,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769,772.80 : 26,654,659.20 = 10,190,505.60 : x
  2. Step 2: Convert to fraction form
    17,769,772.80/26,654,659.20 = 10,190,505.60/x
  3. Step 3: Cross multiply
    17,769,772.80x = 26,654,659.20 × 10,190,505.60
  4. Step 4: Simplify right side
    17,769,772.80x = 271,624,453,843,691.50
  5. Step 5: Solve for x
    x = 271,624,453,843,691.50/17,769,772.80
  6. Step 6: Final answer
    x = 15,285,758.40

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Similar ratio
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1.5x scale

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.