Home / 36,605,173.27-54,850,993.11-21,214,288.93

Finding the Fourth Proportional to 36,605,173.27, 54,850,993.11 and 21,214,288.93

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Solution

The fourth proportional to 36,605,173.27, 54,850,993.11 and 21,214,288.93 is: 31,788,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605,173.27 : 54,850,993.11 = 21,214,288.93 : x
  2. Step 2: Convert to fraction form
    36,605,173.27/54,850,993.11 = 21,214,288.93/x
  3. Step 3: Cross multiply
    36,605,173.27x = 54,850,993.11 × 21,214,288.93
  4. Step 4: Simplify right side
    36,605,173.27x = 1,163,624,815,932,979.25
  5. Step 5: Solve for x
    x = 1,163,624,815,932,979.25/36,605,173.27
  6. Step 6: Final answer
    x = 31,788,534.57

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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.