Home / 25,700,198.72-38,534,766.78-12,056,336.96

Finding the Fourth Proportional to 25,700,198.72, 38,534,766.78 and 12,056,336.96

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Solution

The fourth proportional to 25,700,198.72, 38,534,766.78 and 12,056,336.96 is: 18,077,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,700,198.72 : 38,534,766.78 = 12,056,336.96 : x
  2. Step 2: Convert to fraction form
    25,700,198.72/38,534,766.78 = 12,056,336.96/x
  3. Step 3: Cross multiply
    25,700,198.72x = 38,534,766.78 × 12,056,336.96
  4. Step 4: Simplify right side
    25,700,198.72x = 464,588,132,974,694.25
  5. Step 5: Solve for x
    x = 464,588,132,974,694.25/25,700,198.72
  6. Step 6: Final answer
    x = 18,077,219.48

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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.