Home / 18,217,650.92-25,140,336.96-9,957,767.45

Finding the Fourth Proportional to 18,217,650.92, 25,140,336.96 and 9,957,767.45

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Solution

The fourth proportional to 18,217,650.92, 25,140,336.96 and 9,957,767.45 is: 13,741,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,650.92 : 25,140,336.96 = 9,957,767.45 : x
  2. Step 2: Convert to fraction form
    18,217,650.92/25,140,336.96 = 9,957,767.45/x
  3. Step 3: Cross multiply
    18,217,650.92x = 25,140,336.96 × 9,957,767.45
  4. Step 4: Simplify right side
    18,217,650.92x = 250,341,628,936,618.28
  5. Step 5: Solve for x
    x = 250,341,628,936,618.28/18,217,650.92
  6. Step 6: Final answer
    x = 13,741,707.43

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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.