Home / 6,113,533.20-9,170,299.80-3,986,019.60

Finding the Fourth Proportional to 6,113,533.20, 9,170,299.80 and 3,986,019.60

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Solution

The fourth proportional to 6,113,533.20, 9,170,299.80 and 3,986,019.60 is: 5,979,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113,533.20 : 9,170,299.80 = 3,986,019.60 : x
  2. Step 2: Convert to fraction form
    6,113,533.20/9,170,299.80 = 3,986,019.60/x
  3. Step 3: Cross multiply
    6,113,533.20x = 9,170,299.80 × 3,986,019.60
  4. Step 4: Simplify right side
    6,113,533.20x = 36,552,994,740,676.09
  5. Step 5: Solve for x
    x = 36,552,994,740,676.09/6,113,533.20
  6. Step 6: Final answer
    x = 5,979,029.40

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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.