Home / 5,390,777.20-8,081,441.87-2,027,346.16

Finding the Fourth Proportional to 5,390,777.20, 8,081,441.87 and 2,027,346.16

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Solution

The fourth proportional to 5,390,777.20, 8,081,441.87 and 2,027,346.16 is: 3,039,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,777.20 : 8,081,441.87 = 2,027,346.16 : x
  2. Step 2: Convert to fraction form
    5,390,777.20/8,081,441.87 = 2,027,346.16/x
  3. Step 3: Cross multiply
    5,390,777.20x = 8,081,441.87 × 2,027,346.16
  4. Step 4: Simplify right side
    5,390,777.20x = 16,383,880,091,863.78
  5. Step 5: Solve for x
    x = 16,383,880,091,863.78/5,390,777.20
  6. Step 6: Final answer
    x = 3,039,242.67

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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.