Home / 6,820,226.38-9,410,507.40-3,919,056.73

Finding the Fourth Proportional to 6,820,226.38, 9,410,507.40 and 3,919,056.73

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Solution

The fourth proportional to 6,820,226.38, 9,410,507.40 and 3,919,056.73 is: 5,407,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820,226.38 : 9,410,507.40 = 3,919,056.73 : x
  2. Step 2: Convert to fraction form
    6,820,226.38/9,410,507.40 = 3,919,056.73/x
  3. Step 3: Cross multiply
    6,820,226.38x = 9,410,507.40 × 3,919,056.73
  4. Step 4: Simplify right side
    6,820,226.38x = 36,880,312,358,684.80
  5. Step 5: Solve for x
    x = 36,880,312,358,684.80/6,820,226.38
  6. Step 6: Final answer
    x = 5,407,490.94

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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.