Home / 26,571,037.80-39,856,556.70-20,146,506.60

Finding the Fourth Proportional to 26,571,037.80, 39,856,556.70 and 20,146,506.60

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Solution

The fourth proportional to 26,571,037.80, 39,856,556.70 and 20,146,506.60 is: 30,219,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,037.80 : 39,856,556.70 = 20,146,506.60 : x
  2. Step 2: Convert to fraction form
    26,571,037.80/39,856,556.70 = 20,146,506.60/x
  3. Step 3: Cross multiply
    26,571,037.80x = 39,856,556.70 × 20,146,506.60
  4. Step 4: Simplify right side
    26,571,037.80x = 802,970,382,609,824.38
  5. Step 5: Solve for x
    x = 802,970,382,609,824.38/26,571,037.80
  6. Step 6: Final answer
    x = 30,219,759.90

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Similar ratio
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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.