Home / 12,124,414.20-18,193,619.70-4,552,145.40

Finding the Fourth Proportional to 12,124,414.20, 18,193,619.70 and 4,552,145.40

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Solution

The fourth proportional to 12,124,414.20, 18,193,619.70 and 4,552,145.40 is: 6,830,845.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124,414.20 : 18,193,619.70 = 4,552,145.40 : x
  2. Step 2: Convert to fraction form
    12,124,414.20/18,193,619.70 = 4,552,145.40/x
  3. Step 3: Cross multiply
    12,124,414.20x = 18,193,619.70 × 4,552,145.40
  4. Step 4: Simplify right side
    12,124,414.20x = 82,820,002,226,704.39
  5. Step 5: Solve for x
    x = 82,820,002,226,704.39/12,124,414.20
  6. Step 6: Final answer
    x = 6,830,845.67

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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.