Home / 8,738,918.72-12,060,364.57-5,067,803.42

Finding the Fourth Proportional to 8,738,918.72, 12,060,364.57 and 5,067,803.42

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Solution

The fourth proportional to 8,738,918.72, 12,060,364.57 and 5,067,803.42 is: 6,993,949.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,918.72 : 12,060,364.57 = 5,067,803.42 : x
  2. Step 2: Convert to fraction form
    8,738,918.72/12,060,364.57 = 5,067,803.42/x
  3. Step 3: Cross multiply
    8,738,918.72x = 12,060,364.57 × 5,067,803.42
  4. Step 4: Simplify right side
    8,738,918.72x = 61,119,556,741,321.50
  5. Step 5: Solve for x
    x = 61,119,556,741,321.50/8,738,918.72
  6. Step 6: Final answer
    x = 6,993,949.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.