Home / 36,219,924.60-54,332,511.30-21,811,968.60

Finding the Fourth Proportional to 36,219,924.60, 54,332,511.30 and 21,811,968.60

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Solution

The fourth proportional to 36,219,924.60, 54,332,511.30 and 21,811,968.60 is: 32,719,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,924.60 : 54,332,511.30 = 21,811,968.60 : x
  2. Step 2: Convert to fraction form
    36,219,924.60/54,332,511.30 = 21,811,968.60/x
  3. Step 3: Cross multiply
    36,219,924.60x = 54,332,511.30 × 21,811,968.60
  4. Step 4: Simplify right side
    36,219,924.60x = 1,185,099,030,434,745.25
  5. Step 5: Solve for x
    x = 1,185,099,030,434,745.25/36,219,924.60
  6. Step 6: Final answer
    x = 32,719,533.34

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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.