Home / 21,888,052.20-32,832,078.30-10,522,650.60

Finding the Fourth Proportional to 21,888,052.20, 32,832,078.30 and 10,522,650.60

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Solution

The fourth proportional to 21,888,052.20, 32,832,078.30 and 10,522,650.60 is: 15,783,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,052.20 : 32,832,078.30 = 10,522,650.60 : x
  2. Step 2: Convert to fraction form
    21,888,052.20/32,832,078.30 = 10,522,650.60/x
  3. Step 3: Cross multiply
    21,888,052.20x = 32,832,078.30 × 10,522,650.60
  4. Step 4: Simplify right side
    21,888,052.20x = 345,480,488,422,742
  5. Step 5: Solve for x
    x = 345,480,488,422,742/21,888,052.20
  6. Step 6: Final answer
    x = 15,783,975.90

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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.