Home / 10,299,163.40-15,448,745.10-5,764,200.20

Finding the Fourth Proportional to 10,299,163.40, 15,448,745.10 and 5,764,200.20

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Solution

The fourth proportional to 10,299,163.40, 15,448,745.10 and 5,764,200.20 is: 8,646,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299,163.40 : 15,448,745.10 = 5,764,200.20 : x
  2. Step 2: Convert to fraction form
    10,299,163.40/15,448,745.10 = 5,764,200.20/x
  3. Step 3: Cross multiply
    10,299,163.40x = 15,448,745.10 × 5,764,200.20
  4. Step 4: Simplify right side
    10,299,163.40x = 89,049,659,595,169.02
  5. Step 5: Solve for x
    x = 89,049,659,595,169.02/10,299,163.40
  6. Step 6: Final answer
    x = 8,646,300.30

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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.