Home / 12,593,025.60-18,910,533.60-8,351,995.20

Finding the Fourth Proportional to 12,593,025.60, 18,910,533.60 and 8,351,995.20

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Solution

The fourth proportional to 12,593,025.60, 18,910,533.60 and 8,351,995.20 is: 12,541,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,025.60 : 18,910,533.60 = 8,351,995.20 : x
  2. Step 2: Convert to fraction form
    12,593,025.60/18,910,533.60 = 8,351,995.20/x
  3. Step 3: Cross multiply
    12,593,025.60x = 18,910,533.60 × 8,351,995.20
  4. Step 4: Simplify right side
    12,593,025.60x = 157,940,685,856,638.75
  5. Step 5: Solve for x
    x = 157,940,685,856,638.75/12,593,025.60
  6. Step 6: Final answer
    x = 12,541,917.32

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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.