Home / 5,451,904.20-8,177,856.30-5,414,579.40

Finding the Fourth Proportional to 5,451,904.20, 8,177,856.30 and 5,414,579.40

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Solution

The fourth proportional to 5,451,904.20, 8,177,856.30 and 5,414,579.40 is: 8,121,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,904.20 : 8,177,856.30 = 5,414,579.40 : x
  2. Step 2: Convert to fraction form
    5,451,904.20/8,177,856.30 = 5,414,579.40/x
  3. Step 3: Cross multiply
    5,451,904.20x = 8,177,856.30 × 5,414,579.40
  4. Step 4: Simplify right side
    5,451,904.20x = 44,279,652,258,140.22
  5. Step 5: Solve for x
    x = 44,279,652,258,140.22/5,451,904.20
  6. Step 6: Final answer
    x = 8,121,869.10

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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.