Finding the Fourth Proportional to 17,619,343.40, 26,422,794.30 and 6,260,162.60
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Solution
The fourth proportional to 17,619,343.40, 26,422,794.30 and 6,260,162.60 is: 9,388,033.65
Step by Step Solution
- Step 1: Write the proportion equation
17,619,343.40 : 26,422,794.30 = 6,260,162.60 : x - Step 2: Convert to fraction form
17,619,343.40/26,422,794.30 = 6,260,162.60/x - Step 3: Cross multiply
17,619,343.40x = 26,422,794.30 × 6,260,162.60 - Step 4: Simplify right side
17,619,343.40x = 165,410,988,664,353.19 - Step 5: Solve for x
x = 165,410,988,664,353.19/17,619,343.40 - Step 6: Final answer
x = 9,388,033.65
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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.