Home / 17,135,998.40-25,703,997.60-7,546,440.80

Finding the Fourth Proportional to 17,135,998.40, 25,703,997.60 and 7,546,440.80

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Solution

The fourth proportional to 17,135,998.40, 25,703,997.60 and 7,546,440.80 is: 11,319,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,135,998.40 : 25,703,997.60 = 7,546,440.80 : x
  2. Step 2: Convert to fraction form
    17,135,998.40/25,703,997.60 = 7,546,440.80/x
  3. Step 3: Cross multiply
    17,135,998.40x = 25,703,997.60 × 7,546,440.80
  4. Step 4: Simplify right side
    17,135,998.40x = 193,973,696,211,742.09
  5. Step 5: Solve for x
    x = 193,973,696,211,742.09/17,135,998.40
  6. Step 6: Final answer
    x = 11,319,661.20

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1.5x scale

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.