Home / 36,605,173.52-54,850,993.49-21,214,289.18

Finding the Fourth Proportional to 36,605,173.52, 54,850,993.49 and 21,214,289.18

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Solution

The fourth proportional to 36,605,173.52, 54,850,993.49 and 21,214,289.18 is: 31,788,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605,173.52 : 54,850,993.49 = 21,214,289.18 : x
  2. Step 2: Convert to fraction form
    36,605,173.52/54,850,993.49 = 21,214,289.18/x
  3. Step 3: Cross multiply
    36,605,173.52x = 54,850,993.49 × 21,214,289.18
  4. Step 4: Simplify right side
    36,605,173.52x = 1,163,624,837,601,086
  5. Step 5: Solve for x
    x = 1,163,624,837,601,086/36,605,173.52
  6. Step 6: Final answer
    x = 31,788,534.94

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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.