Finding the Fourth Proportional to 17,382,416.40, 26,073,624.60 and 7,283,984.40
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Solution
The fourth proportional to 17,382,416.40, 26,073,624.60 and 7,283,984.40 is: 10,925,976.60
Step by Step Solution
- Step 1: Write the proportion equation
17,382,416.40 : 26,073,624.60 = 7,283,984.40 : x - Step 2: Convert to fraction form
17,382,416.40/26,073,624.60 = 7,283,984.40/x - Step 3: Cross multiply
17,382,416.40x = 26,073,624.60 × 7,283,984.40 - Step 4: Simplify right side
17,382,416.40x = 189,919,874,837,856.25 - Step 5: Solve for x
x = 189,919,874,837,856.25/17,382,416.40 - Step 6: Final answer
x = 10,925,976.60
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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.