Home / 35,591,561.19-49,114,446.80-20,120,723.19

Finding the Fourth Proportional to 35,591,561.19, 49,114,446.80 and 20,120,723.19

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Solution

The fourth proportional to 35,591,561.19, 49,114,446.80 and 20,120,723.19 is: 27,765,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,591,561.19 : 49,114,446.80 = 20,120,723.19 : x
  2. Step 2: Convert to fraction form
    35,591,561.19/49,114,446.80 = 20,120,723.19/x
  3. Step 3: Cross multiply
    35,591,561.19x = 49,114,446.80 × 20,120,723.19
  4. Step 4: Simplify right side
    35,591,561.19x = 988,218,188,592,177.75
  5. Step 5: Solve for x
    x = 988,218,188,592,177.75/35,591,561.19
  6. Step 6: Final answer
    x = 27,765,519.57

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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.