Finding the Fourth Proportional to 11,904,284.68, 17,826,139.09 and 7,848,467.19
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Solution
The fourth proportional to 11,904,284.68, 17,826,139.09 and 7,848,467.19 is: 11,752,732.03
Step by Step Solution
- Step 1: Write the proportion equation
11,904,284.68 : 17,826,139.09 = 7,848,467.19 : x - Step 2: Convert to fraction form
11,904,284.68/17,826,139.09 = 7,848,467.19/x - Step 3: Cross multiply
11,904,284.68x = 17,826,139.09 × 7,848,467.19 - Step 4: Simplify right side
11,904,284.68x = 139,907,867,782,052.03 - Step 5: Solve for x
x = 139,907,867,782,052.03/11,904,284.68 - Step 6: Final answer
x = 11,752,732.03
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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.