Home / 45,501,448.38-68,242,183.39-13,146,311.54

Finding the Fourth Proportional to 45,501,448.38, 68,242,183.39 and 13,146,311.54

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Solution

The fourth proportional to 45,501,448.38, 68,242,183.39 and 13,146,311.54 is: 19,716,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501,448.38 : 68,242,183.39 = 13,146,311.54 : x
  2. Step 2: Convert to fraction form
    45,501,448.38/68,242,183.39 = 13,146,311.54/x
  3. Step 3: Cross multiply
    45,501,448.38x = 68,242,183.39 × 13,146,311.54
  4. Step 4: Simplify right side
    45,501,448.38x = 897,133,003,201,791.75
  5. Step 5: Solve for x
    x = 897,133,003,201,791.75/45,501,448.38
  6. Step 6: Final answer
    x = 19,716,581.23

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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.