Home / 6,909,067.96-9,529,577.04-5,989,653.16

Finding the Fourth Proportional to 6,909,067.96, 9,529,577.04 and 5,989,653.16

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Solution

The fourth proportional to 6,909,067.96, 9,529,577.04 and 5,989,653.16 is: 8,261,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,067.96 : 9,529,577.04 = 5,989,653.16 : x
  2. Step 2: Convert to fraction form
    6,909,067.96/9,529,577.04 = 5,989,653.16/x
  3. Step 3: Cross multiply
    6,909,067.96x = 9,529,577.04 × 5,989,653.16
  4. Step 4: Simplify right side
    6,909,067.96x = 57,078,861,231,099.45
  5. Step 5: Solve for x
    x = 57,078,861,231,099.45/6,909,067.96
  6. Step 6: Final answer
    x = 8,261,441.57

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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.