Home / 21,843,629.20-32,723,664.60-11,742,893.20

Finding the Fourth Proportional to 21,843,629.20, 32,723,664.60 and 11,742,893.20

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Solution

The fourth proportional to 21,843,629.20, 32,723,664.60 and 11,742,893.20 is: 17,591,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,629.20 : 32,723,664.60 = 11,742,893.20 : x
  2. Step 2: Convert to fraction form
    21,843,629.20/32,723,664.60 = 11,742,893.20/x
  3. Step 3: Cross multiply
    21,843,629.20x = 32,723,664.60 × 11,742,893.20
  4. Step 4: Simplify right side
    21,843,629.20x = 384,270,498,510,420.69
  5. Step 5: Solve for x
    x = 384,270,498,510,420.69/21,843,629.20
  6. Step 6: Final answer
    x = 17,591,879.76

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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.