Home / 69,419,021.85-95,796,173.97-38,055,998.19

Finding the Fourth Proportional to 69,419,021.85, 95,796,173.97 and 38,055,998.19

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Solution

The fourth proportional to 69,419,021.85, 95,796,173.97 and 38,055,998.19 is: 52,516,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,419,021.85 : 95,796,173.97 = 38,055,998.19 : x
  2. Step 2: Convert to fraction form
    69,419,021.85/95,796,173.97 = 38,055,998.19/x
  3. Step 3: Cross multiply
    69,419,021.85x = 95,796,173.97 × 38,055,998.19
  4. Step 4: Simplify right side
    69,419,021.85x = 3,645,619,023,211,245
  5. Step 5: Solve for x
    x = 3,645,619,023,211,245/69,419,021.85
  6. Step 6: Final answer
    x = 52,516,139.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.