Home / 12,236,992.80-18,355,489.20-6,568,288.80

Finding the Fourth Proportional to 12,236,992.80, 18,355,489.20 and 6,568,288.80

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Solution

The fourth proportional to 12,236,992.80, 18,355,489.20 and 6,568,288.80 is: 9,852,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,992.80 : 18,355,489.20 = 6,568,288.80 : x
  2. Step 2: Convert to fraction form
    12,236,992.80/18,355,489.20 = 6,568,288.80/x
  3. Step 3: Cross multiply
    12,236,992.80x = 18,355,489.20 × 6,568,288.80
  4. Step 4: Simplify right side
    12,236,992.80x = 120,564,154,130,880.95
  5. Step 5: Solve for x
    x = 120,564,154,130,880.95/12,236,992.80
  6. Step 6: Final answer
    x = 9,852,433.20

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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.