Home / 21,467,286.40-32,200,929.60-15,084,745.60

Finding the Fourth Proportional to 21,467,286.40, 32,200,929.60 and 15,084,745.60

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Solution

The fourth proportional to 21,467,286.40, 32,200,929.60 and 15,084,745.60 is: 22,627,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467,286.40 : 32,200,929.60 = 15,084,745.60 : x
  2. Step 2: Convert to fraction form
    21,467,286.40/32,200,929.60 = 15,084,745.60/x
  3. Step 3: Cross multiply
    21,467,286.40x = 32,200,929.60 × 15,084,745.60
  4. Step 4: Simplify right side
    21,467,286.40x = 485,742,831,099,509.75
  5. Step 5: Solve for x
    x = 485,742,831,099,509.75/21,467,286.40
  6. Step 6: Final answer
    x = 22,627,118.40

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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.