Home / 28,681,144.40-43,021,716.60-25,846,792.40

Finding the Fourth Proportional to 28,681,144.40, 43,021,716.60 and 25,846,792.40

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Solution

The fourth proportional to 28,681,144.40, 43,021,716.60 and 25,846,792.40 is: 38,770,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,681,144.40 : 43,021,716.60 = 25,846,792.40 : x
  2. Step 2: Convert to fraction form
    28,681,144.40/43,021,716.60 = 25,846,792.40/x
  3. Step 3: Cross multiply
    28,681,144.40x = 43,021,716.60 × 25,846,792.40
  4. Step 4: Simplify right side
    28,681,144.40x = 1,111,973,377,651,833.88
  5. Step 5: Solve for x
    x = 1,111,973,377,651,833.88/28,681,144.40
  6. Step 6: Final answer
    x = 38,770,188.60

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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.