Home / 6,640,015.60-9,960,023.40-4,120,591.60

Finding the Fourth Proportional to 6,640,015.60, 9,960,023.40 and 4,120,591.60

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Solution

The fourth proportional to 6,640,015.60, 9,960,023.40 and 4,120,591.60 is: 6,180,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,015.60 : 9,960,023.40 = 4,120,591.60 : x
  2. Step 2: Convert to fraction form
    6,640,015.60/9,960,023.40 = 4,120,591.60/x
  3. Step 3: Cross multiply
    6,640,015.60x = 9,960,023.40 × 4,120,591.60
  4. Step 4: Simplify right side
    6,640,015.60x = 41,041,188,757,843.45
  5. Step 5: Solve for x
    x = 41,041,188,757,843.45/6,640,015.60
  6. Step 6: Final answer
    x = 6,180,887.40

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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.