Finding the Fourth Proportional to 7,351,568.08, 11,027,878.82 and 1,960,190.26
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Solution
The fourth proportional to 7,351,568.08, 11,027,878.82 and 1,960,190.26 is: 2,940,425.83
Step by Step Solution
- Step 1: Write the proportion equation
7,351,568.08 : 11,027,878.82 = 1,960,190.26 : x - Step 2: Convert to fraction form
7,351,568.08/11,027,878.82 = 1,960,190.26/x - Step 3: Cross multiply
7,351,568.08x = 11,027,878.82 × 1,960,190.26 - Step 4: Simplify right side
7,351,568.08x = 21,616,740,651,424.29 - Step 5: Solve for x
x = 21,616,740,651,424.29/7,351,568.08 - Step 6: Final answer
x = 2,940,425.83
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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.