Home / 5,383,603.20-8,078,515.20-2,018,150.40

Finding the Fourth Proportional to 5,383,603.20, 8,078,515.20 and 2,018,150.40

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Solution

The fourth proportional to 5,383,603.20, 8,078,515.20 and 2,018,150.40 is: 3,028,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,603.20 : 8,078,515.20 = 2,018,150.40 : x
  2. Step 2: Convert to fraction form
    5,383,603.20/8,078,515.20 = 2,018,150.40/x
  3. Step 3: Cross multiply
    5,383,603.20x = 8,078,515.20 × 2,018,150.40
  4. Step 4: Simplify right side
    5,383,603.20x = 16,303,658,682,286.08
  5. Step 5: Solve for x
    x = 16,303,658,682,286.08/5,383,603.20
  6. Step 6: Final answer
    x = 3,028,391.60

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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.