Finding the Fourth Proportional to 7,533,733.92, 11,293,969.96 and 2,987,974.23
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Solution
The fourth proportional to 7,533,733.92, 11,293,969.96 and 2,987,974.23 is: 4,479,331.44
Step by Step Solution
- Step 1: Write the proportion equation
7,533,733.92 : 11,293,969.96 = 2,987,974.23 : x - Step 2: Convert to fraction form
7,533,733.92/11,293,969.96 = 2,987,974.23/x - Step 3: Cross multiply
7,533,733.92x = 11,293,969.96 × 2,987,974.23 - Step 4: Simplify right side
7,533,733.92x = 33,746,091,194,874.13 - Step 5: Solve for x
x = 33,746,091,194,874.13/7,533,733.92 - Step 6: Final answer
x = 4,479,331.44
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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.