Home / 14,760,721.69-20,373,847.93-8,567,763.55

Finding the Fourth Proportional to 14,760,721.69, 20,373,847.93 and 8,567,763.55

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Solution

The fourth proportional to 14,760,721.69, 20,373,847.93 and 8,567,763.55 is: 11,825,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760,721.69 : 20,373,847.93 = 8,567,763.55 : x
  2. Step 2: Convert to fraction form
    14,760,721.69/20,373,847.93 = 8,567,763.55/x
  3. Step 3: Cross multiply
    14,760,721.69x = 20,373,847.93 × 8,567,763.55
  4. Step 4: Simplify right side
    14,760,721.69x = 174,558,311,667,896.97
  5. Step 5: Solve for x
    x = 174,558,311,667,896.97/14,760,721.69
  6. Step 6: Final answer
    x = 11,825,865.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.