Home / 27,217,793.70-40,826,690.55-15,738,668.10

Finding the Fourth Proportional to 27,217,793.70, 40,826,690.55 and 15,738,668.10

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Solution

The fourth proportional to 27,217,793.70, 40,826,690.55 and 15,738,668.10 is: 23,608,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,793.70 : 40,826,690.55 = 15,738,668.10 : x
  2. Step 2: Convert to fraction form
    27,217,793.70/40,826,690.55 = 15,738,668.10/x
  3. Step 3: Cross multiply
    27,217,793.70x = 40,826,690.55 × 15,738,668.10
  4. Step 4: Simplify right side
    27,217,793.70x = 642,557,732,187,856.38
  5. Step 5: Solve for x
    x = 642,557,732,187,856.38/27,217,793.70
  6. Step 6: Final answer
    x = 23,608,002.15

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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.