Home / 15,016,830.60-22,525,245.90-8,190,766.20

Finding the Fourth Proportional to 15,016,830.60, 22,525,245.90 and 8,190,766.20

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Solution

The fourth proportional to 15,016,830.60, 22,525,245.90 and 8,190,766.20 is: 12,286,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,830.60 : 22,525,245.90 = 8,190,766.20 : x
  2. Step 2: Convert to fraction form
    15,016,830.60/22,525,245.90 = 8,190,766.20/x
  3. Step 3: Cross multiply
    15,016,830.60x = 22,525,245.90 × 8,190,766.20
  4. Step 4: Simplify right side
    15,016,830.60x = 184,499,022,764,408.56
  5. Step 5: Solve for x
    x = 184,499,022,764,408.56/15,016,830.60
  6. Step 6: Final answer
    x = 12,286,149.30

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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.