Home / 36,605,169.72-54,850,987.83-21,214,285.38

Finding the Fourth Proportional to 36,605,169.72, 54,850,987.83 and 21,214,285.38

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Solution

The fourth proportional to 36,605,169.72, 54,850,987.83 and 21,214,285.38 is: 31,788,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605,169.72 : 54,850,987.83 = 21,214,285.38 : x
  2. Step 2: Convert to fraction form
    36,605,169.72/54,850,987.83 = 21,214,285.38/x
  3. Step 3: Cross multiply
    36,605,169.72x = 54,850,987.83 × 21,214,285.38
  4. Step 4: Simplify right side
    36,605,169.72x = 1,163,624,509,200,526.75
  5. Step 5: Solve for x
    x = 1,163,624,509,200,526.75/36,605,169.72
  6. Step 6: Final answer
    x = 31,788,529.27

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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.