Home / 5,451,298.40-8,176,947.60-3,320,285.60

Finding the Fourth Proportional to 5,451,298.40, 8,176,947.60 and 3,320,285.60

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Solution

The fourth proportional to 5,451,298.40, 8,176,947.60 and 3,320,285.60 is: 4,980,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,298.40 : 8,176,947.60 = 3,320,285.60 : x
  2. Step 2: Convert to fraction form
    5,451,298.40/8,176,947.60 = 3,320,285.60/x
  3. Step 3: Cross multiply
    5,451,298.40x = 8,176,947.60 × 3,320,285.60
  4. Step 4: Simplify right side
    5,451,298.40x = 27,149,801,368,234.56
  5. Step 5: Solve for x
    x = 27,149,801,368,234.56/5,451,298.40
  6. Step 6: Final answer
    x = 4,980,428.40

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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.