Home / 35,478,190.80-53,217,286.20-11,543,662.80

Finding the Fourth Proportional to 35,478,190.80, 53,217,286.20 and 11,543,662.80

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Solution

The fourth proportional to 35,478,190.80, 53,217,286.20 and 11,543,662.80 is: 17,315,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478,190.80 : 53,217,286.20 = 11,543,662.80 : x
  2. Step 2: Convert to fraction form
    35,478,190.80/53,217,286.20 = 11,543,662.80/x
  3. Step 3: Cross multiply
    35,478,190.80x = 53,217,286.20 × 11,543,662.80
  4. Step 4: Simplify right side
    35,478,190.80x = 614,322,407,023,893.38
  5. Step 5: Solve for x
    x = 614,322,407,023,893.38/35,478,190.80
  6. Step 6: Final answer
    x = 17,315,494.20

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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.