Home / 7,667,712.45-11,491,800.08-4,075,200.45

Finding the Fourth Proportional to 7,667,712.45, 11,491,800.08 and 4,075,200.45

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Solution

The fourth proportional to 7,667,712.45, 11,491,800.08 and 4,075,200.45 is: 6,107,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667,712.45 : 11,491,800.08 = 4,075,200.45 : x
  2. Step 2: Convert to fraction form
    7,667,712.45/11,491,800.08 = 4,075,200.45/x
  3. Step 3: Cross multiply
    7,667,712.45x = 11,491,800.08 × 4,075,200.45
  4. Step 4: Simplify right side
    7,667,712.45x = 46,831,388,836,950.03
  5. Step 5: Solve for x
    x = 46,831,388,836,950.03/7,667,712.45
  6. Step 6: Final answer
    x = 6,107,608.90

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1.5x scale

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.