Home / 11,178,787.60-16,768,181.40-3,200,611.60

Finding the Fourth Proportional to 11,178,787.60, 16,768,181.40 and 3,200,611.60

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Solution

The fourth proportional to 11,178,787.60, 16,768,181.40 and 3,200,611.60 is: 4,800,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,787.60 : 16,768,181.40 = 3,200,611.60 : x
  2. Step 2: Convert to fraction form
    11,178,787.60/16,768,181.40 = 3,200,611.60/x
  3. Step 3: Cross multiply
    11,178,787.60x = 16,768,181.40 × 3,200,611.60
  4. Step 4: Simplify right side
    11,178,787.60x = 53,668,435,899,744.24
  5. Step 5: Solve for x
    x = 53,668,435,899,744.24/11,178,787.60
  6. Step 6: Final answer
    x = 4,800,917.40

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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.