Home / 12,082,535.64-18,121,820.88-3,326,771.64

Finding the Fourth Proportional to 12,082,535.64, 18,121,820.88 and 3,326,771.64

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Solution

The fourth proportional to 12,082,535.64, 18,121,820.88 and 3,326,771.64 is: 4,989,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082,535.64 : 18,121,820.88 = 3,326,771.64 : x
  2. Step 2: Convert to fraction form
    12,082,535.64/18,121,820.88 = 3,326,771.64/x
  3. Step 3: Cross multiply
    12,082,535.64x = 18,121,820.88 × 3,326,771.64
  4. Step 4: Simplify right side
    12,082,535.64x = 60,287,159,768,743.84
  5. Step 5: Solve for x
    x = 60,287,159,768,743.84/12,082,535.64
  6. Step 6: Final answer
    x = 4,989,611.58

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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.