Home / 35,504,999.70-53,257,499.55-20,388,455.70

Finding the Fourth Proportional to 35,504,999.70, 53,257,499.55 and 20,388,455.70

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Solution

The fourth proportional to 35,504,999.70, 53,257,499.55 and 20,388,455.70 is: 30,582,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,504,999.70 : 53,257,499.55 = 20,388,455.70 : x
  2. Step 2: Convert to fraction form
    35,504,999.70/53,257,499.55 = 20,388,455.70/x
  3. Step 3: Cross multiply
    35,504,999.70x = 53,257,499.55 × 20,388,455.70
  4. Step 4: Simplify right side
    35,504,999.70x = 1,085,838,170,267,944.88
  5. Step 5: Solve for x
    x = 1,085,838,170,267,944.88/35,504,999.70
  6. Step 6: Final answer
    x = 30,582,683.55

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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.