Home / 43,969,906.10-65,954,859.15-21,295,090.10

Finding the Fourth Proportional to 43,969,906.10, 65,954,859.15 and 21,295,090.10

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Solution

The fourth proportional to 43,969,906.10, 65,954,859.15 and 21,295,090.10 is: 31,942,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,969,906.10 : 65,954,859.15 = 21,295,090.10 : x
  2. Step 2: Convert to fraction form
    43,969,906.10/65,954,859.15 = 21,295,090.10/x
  3. Step 3: Cross multiply
    43,969,906.10x = 65,954,859.15 × 21,295,090.10
  4. Step 4: Simplify right side
    43,969,906.10x = 1,404,514,668,132,059.50
  5. Step 5: Solve for x
    x = 1,404,514,668,132,059.50/43,969,906.10
  6. Step 6: Final answer
    x = 31,942,635.15

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Double scale
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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.