Home / 40,449,800.32-55,820,724.96-22,115,086.24

Finding the Fourth Proportional to 40,449,800.32, 55,820,724.96 and 22,115,086.24

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Solution

The fourth proportional to 40,449,800.32, 55,820,724.96 and 22,115,086.24 is: 30,518,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,449,800.32 : 55,820,724.96 = 22,115,086.24 : x
  2. Step 2: Convert to fraction form
    40,449,800.32/55,820,724.96 = 22,115,086.24/x
  3. Step 3: Cross multiply
    40,449,800.32x = 55,820,724.96 × 22,115,086.24
  4. Step 4: Simplify right side
    40,449,800.32x = 1,234,480,146,469,720.50
  5. Step 5: Solve for x
    x = 1,234,480,146,469,720.50/40,449,800.32
  6. Step 6: Final answer
    x = 30,518,819.29

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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.