Home / 12,375,922.96-17,078,507.94-6,868,975.96

Finding the Fourth Proportional to 12,375,922.96, 17,078,507.94 and 6,868,975.96

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Solution

The fourth proportional to 12,375,922.96, 17,078,507.94 and 6,868,975.96 is: 9,479,039.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,922.96 : 17,078,507.94 = 6,868,975.96 : x
  2. Step 2: Convert to fraction form
    12,375,922.96/17,078,507.94 = 6,868,975.96/x
  3. Step 3: Cross multiply
    12,375,922.96x = 17,078,507.94 × 6,868,975.96
  4. Step 4: Simplify right side
    12,375,922.96x = 117,311,860,472,529.12
  5. Step 5: Solve for x
    x = 117,311,860,472,529.12/12,375,922.96
  6. Step 6: Final answer
    x = 9,479,039.33

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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.