Home / 8,213,278.64-11,330,899.74-4,727,783.44

Finding the Fourth Proportional to 8,213,278.64, 11,330,899.74 and 4,727,783.44

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Solution

The fourth proportional to 8,213,278.64, 11,330,899.74 and 4,727,783.44 is: 6,522,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,278.64 : 11,330,899.74 = 4,727,783.44 : x
  2. Step 2: Convert to fraction form
    8,213,278.64/11,330,899.74 = 4,727,783.44/x
  3. Step 3: Cross multiply
    8,213,278.64x = 11,330,899.74 × 4,727,783.44
  4. Step 4: Simplify right side
    8,213,278.64x = 53,570,040,122,745.05
  5. Step 5: Solve for x
    x = 53,570,040,122,745.05/8,213,278.64
  6. Step 6: Final answer
    x = 6,522,369.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.