Home / 9,401,183.92-12,968,858.95-6,139,907.65

Finding the Fourth Proportional to 9,401,183.92, 12,968,858.95 and 6,139,907.65

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Solution

The fourth proportional to 9,401,183.92, 12,968,858.95 and 6,139,907.65 is: 8,469,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401,183.92 : 12,968,858.95 = 6,139,907.65 : x
  2. Step 2: Convert to fraction form
    9,401,183.92/12,968,858.95 = 6,139,907.65/x
  3. Step 3: Cross multiply
    9,401,183.92x = 12,968,858.95 × 6,139,907.65
  4. Step 4: Simplify right side
    9,401,183.92x = 79,627,596,214,031.66
  5. Step 5: Solve for x
    x = 79,627,596,214,031.66/9,401,183.92
  6. Step 6: Final answer
    x = 8,469,954.10

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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.