Home / 4,880,199.70-7,320,299.55-3,620,487.70

Finding the Fourth Proportional to 4,880,199.70, 7,320,299.55 and 3,620,487.70

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Solution

The fourth proportional to 4,880,199.70, 7,320,299.55 and 3,620,487.70 is: 5,430,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880,199.70 : 7,320,299.55 = 3,620,487.70 : x
  2. Step 2: Convert to fraction form
    4,880,199.70/7,320,299.55 = 3,620,487.70/x
  3. Step 3: Cross multiply
    4,880,199.70x = 7,320,299.55 × 3,620,487.70
  4. Step 4: Simplify right side
    4,880,199.70x = 26,503,054,481,090.54
  5. Step 5: Solve for x
    x = 26,503,054,481,090.54/4,880,199.70
  6. Step 6: Final answer
    x = 5,430,731.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.