Home / 12,593,029.60-18,910,539.60-8,351,999.20

Finding the Fourth Proportional to 12,593,029.60, 18,910,539.60 and 8,351,999.20

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Solution

The fourth proportional to 12,593,029.60, 18,910,539.60 and 8,351,999.20 is: 12,541,923.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,029.60 : 18,910,539.60 = 8,351,999.20 : x
  2. Step 2: Convert to fraction form
    12,593,029.60/18,910,539.60 = 8,351,999.20/x
  3. Step 3: Cross multiply
    12,593,029.60x = 18,910,539.60 × 8,351,999.20
  4. Step 4: Simplify right side
    12,593,029.60x = 157,940,811,610,768.34
  5. Step 5: Solve for x
    x = 157,940,811,610,768.34/12,593,029.60
  6. Step 6: Final answer
    x = 12,541,923.32

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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.