Home / 12,477,335.20-18,716,002.80-8,367,524.80

Finding the Fourth Proportional to 12,477,335.20, 18,716,002.80 and 8,367,524.80

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Solution

The fourth proportional to 12,477,335.20, 18,716,002.80 and 8,367,524.80 is: 12,551,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,477,335.20 : 18,716,002.80 = 8,367,524.80 : x
  2. Step 2: Convert to fraction form
    12,477,335.20/18,716,002.80 = 8,367,524.80/x
  3. Step 3: Cross multiply
    12,477,335.20x = 18,716,002.80 × 8,367,524.80
  4. Step 4: Simplify right side
    12,477,335.20x = 156,606,617,585,869.44
  5. Step 5: Solve for x
    x = 156,606,617,585,869.44/12,477,335.20
  6. Step 6: Final answer
    x = 12,551,287.20

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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.