Home / 5,127,883.67-7,078,658.38-3,195,099.20

Finding the Fourth Proportional to 5,127,883.67, 7,078,658.38 and 3,195,099.20

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Solution

The fourth proportional to 5,127,883.67, 7,078,658.38 and 3,195,099.20 is: 4,410,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,883.67 : 7,078,658.38 = 3,195,099.20 : x
  2. Step 2: Convert to fraction form
    5,127,883.67/7,078,658.38 = 3,195,099.20/x
  3. Step 3: Cross multiply
    5,127,883.67x = 7,078,658.38 × 3,195,099.20
  4. Step 4: Simplify right side
    5,127,883.67x = 22,617,015,736,720.20
  5. Step 5: Solve for x
    x = 22,617,015,736,720.20/5,127,883.67
  6. Step 6: Final answer
    x = 4,410,594.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.