Home / 8,958,626.81-13,431,639.74-4,161,222.65

Finding the Fourth Proportional to 8,958,626.81, 13,431,639.74 and 4,161,222.65

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Solution

The fourth proportional to 8,958,626.81, 13,431,639.74 and 4,161,222.65 is: 6,238,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,626.81 : 13,431,639.74 = 4,161,222.65 : x
  2. Step 2: Convert to fraction form
    8,958,626.81/13,431,639.74 = 4,161,222.65/x
  3. Step 3: Cross multiply
    8,958,626.81x = 13,431,639.74 × 4,161,222.65
  4. Step 4: Simplify right side
    8,958,626.81x = 55,892,043,491,921.99
  5. Step 5: Solve for x
    x = 55,892,043,491,921.99/8,958,626.81
  6. Step 6: Final answer
    x = 6,238,907.44

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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.