Home / 14,054,812.20-21,082,218.30-3,957,433.20

Finding the Fourth Proportional to 14,054,812.20, 21,082,218.30 and 3,957,433.20

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Solution

The fourth proportional to 14,054,812.20, 21,082,218.30 and 3,957,433.20 is: 5,936,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054,812.20 : 21,082,218.30 = 3,957,433.20 : x
  2. Step 2: Convert to fraction form
    14,054,812.20/21,082,218.30 = 3,957,433.20/x
  3. Step 3: Cross multiply
    14,054,812.20x = 21,082,218.30 × 3,957,433.20
  4. Step 4: Simplify right side
    14,054,812.20x = 83,431,470,630,067.56
  5. Step 5: Solve for x
    x = 83,431,470,630,067.56/14,054,812.20
  6. Step 6: Final answer
    x = 5,936,149.80

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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.