Finding the Fourth Proportional to 11,608,963.20, 17,413,486.92 and 3,522,007.44
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Solution
The fourth proportional to 11,608,963.20, 17,413,486.92 and 3,522,007.44 is: 5,283,023.94
Step by Step Solution
- Step 1: Write the proportion equation
11,608,963.20 : 17,413,486.92 = 3,522,007.44 : x - Step 2: Convert to fraction form
11,608,963.20/17,413,486.92 = 3,522,007.44/x - Step 3: Cross multiply
11,608,963.20x = 17,413,486.92 × 3,522,007.44 - Step 4: Simplify right side
11,608,963.20x = 61,330,430,488,582.69 - Step 5: Solve for x
x = 61,330,430,488,582.69/11,608,963.20 - Step 6: Final answer
x = 5,283,023.94
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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.