Home / 6,820,224.12-9,410,504.29-3,919,054.48

Finding the Fourth Proportional to 6,820,224.12, 9,410,504.29 and 3,919,054.48

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Solution

The fourth proportional to 6,820,224.12, 9,410,504.29 and 3,919,054.48 is: 5,407,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820,224.12 : 9,410,504.29 = 3,919,054.48 : x
  2. Step 2: Convert to fraction form
    6,820,224.12/9,410,504.29 = 3,919,054.48/x
  3. Step 3: Cross multiply
    6,820,224.12x = 9,410,504.29 × 3,919,054.48
  4. Step 4: Simplify right side
    6,820,224.12x = 36,880,278,996,783.72
  5. Step 5: Solve for x
    x = 36,880,278,996,783.72/6,820,224.12
  6. Step 6: Final answer
    x = 5,407,487.84

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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.