Home / 12,311,994.80-18,467,992.20-4,635,624.80

Finding the Fourth Proportional to 12,311,994.80, 18,467,992.20 and 4,635,624.80

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Solution

The fourth proportional to 12,311,994.80, 18,467,992.20 and 4,635,624.80 is: 6,953,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311,994.80 : 18,467,992.20 = 4,635,624.80 : x
  2. Step 2: Convert to fraction form
    12,311,994.80/18,467,992.20 = 4,635,624.80/x
  3. Step 3: Cross multiply
    12,311,994.80x = 18,467,992.20 × 4,635,624.80
  4. Step 4: Simplify right side
    12,311,994.80x = 85,610,682,648,526.55
  5. Step 5: Solve for x
    x = 85,610,682,648,526.55/12,311,994.80
  6. Step 6: Final answer
    x = 6,953,437.20

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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.