Home / 35,529,100.20-53,293,650.30-20,412,556.20

Finding the Fourth Proportional to 35,529,100.20, 53,293,650.30 and 20,412,556.20

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Solution

The fourth proportional to 35,529,100.20, 53,293,650.30 and 20,412,556.20 is: 30,618,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529,100.20 : 53,293,650.30 = 20,412,556.20 : x
  2. Step 2: Convert to fraction form
    35,529,100.20/53,293,650.30 = 20,412,556.20/x
  3. Step 3: Cross multiply
    35,529,100.20x = 53,293,650.30 × 20,412,556.20
  4. Step 4: Simplify right side
    35,529,100.20x = 1,087,859,631,851,896.75
  5. Step 5: Solve for x
    x = 1,087,859,631,851,896.75/35,529,100.20
  6. Step 6: Final answer
    x = 30,618,834.30

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Double scale
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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.