Home / 6,923,722.16-10,376,299.90-5,388,571.28

Finding the Fourth Proportional to 6,923,722.16, 10,376,299.90 and 5,388,571.28

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Solution

The fourth proportional to 6,923,722.16, 10,376,299.90 and 5,388,571.28 is: 8,075,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923,722.16 : 10,376,299.90 = 5,388,571.28 : x
  2. Step 2: Convert to fraction form
    6,923,722.16/10,376,299.90 = 5,388,571.28/x
  3. Step 3: Cross multiply
    6,923,722.16x = 10,376,299.90 × 5,388,571.28
  4. Step 4: Simplify right side
    6,923,722.16x = 55,913,431,633,806.88
  5. Step 5: Solve for x
    x = 55,913,431,633,806.88/6,923,722.16
  6. Step 6: Final answer
    x = 8,075,631.91

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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.