Home / 49,410,121.20-74,115,181.80-15,334,911.60

Finding the Fourth Proportional to 49,410,121.20, 74,115,181.80 and 15,334,911.60

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Solution

The fourth proportional to 49,410,121.20, 74,115,181.80 and 15,334,911.60 is: 23,002,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,410,121.20 : 74,115,181.80 = 15,334,911.60 : x
  2. Step 2: Convert to fraction form
    49,410,121.20/74,115,181.80 = 15,334,911.60/x
  3. Step 3: Cross multiply
    49,410,121.20x = 74,115,181.80 × 15,334,911.60
  4. Step 4: Simplify right side
    49,410,121.20x = 1,136,549,761,120,928.75
  5. Step 5: Solve for x
    x = 1,136,549,761,120,928.75/49,410,121.20
  6. Step 6: Final answer
    x = 23,002,367.40

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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.