Home / 10,271,039.20-14,188,798.44-8,203,340.20

Finding the Fourth Proportional to 10,271,039.20, 14,188,798.44 and 8,203,340.20

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Solution

The fourth proportional to 10,271,039.20, 14,188,798.44 and 8,203,340.20 is: 11,332,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271,039.20 : 14,188,798.44 = 8,203,340.20 : x
  2. Step 2: Convert to fraction form
    10,271,039.20/14,188,798.44 = 8,203,340.20/x
  3. Step 3: Cross multiply
    10,271,039.20x = 14,188,798.44 × 8,203,340.20
  4. Step 4: Simplify right side
    10,271,039.20x = 116,395,540,632,549.28
  5. Step 5: Solve for x
    x = 116,395,540,632,549.28/10,271,039.20
  6. Step 6: Final answer
    x = 11,332,401.56

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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.