Home / 27,217,385.80-40,826,078.70-12,100,841.80

Finding the Fourth Proportional to 27,217,385.80, 40,826,078.70 and 12,100,841.80

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Solution

The fourth proportional to 27,217,385.80, 40,826,078.70 and 12,100,841.80 is: 18,151,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,385.80 : 40,826,078.70 = 12,100,841.80 : x
  2. Step 2: Convert to fraction form
    27,217,385.80/40,826,078.70 = 12,100,841.80/x
  3. Step 3: Cross multiply
    27,217,385.80x = 40,826,078.70 × 12,100,841.80
  4. Step 4: Simplify right side
    27,217,385.80x = 494,029,919,663,049.75
  5. Step 5: Solve for x
    x = 494,029,919,663,049.75/27,217,385.80
  6. Step 6: Final answer
    x = 18,151,262.70

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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.