Finding the Fourth Proportional to 11,292,514.81, 16,938,738.19 and 3,205,497.29
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Solution
The fourth proportional to 11,292,514.81, 16,938,738.19 and 3,205,497.29 is: 4,808,236.27
Step by Step Solution
- Step 1: Write the proportion equation
11,292,514.81 : 16,938,738.19 = 3,205,497.29 : x - Step 2: Convert to fraction form
11,292,514.81/16,938,738.19 = 3,205,497.29/x - Step 3: Cross multiply
11,292,514.81x = 16,938,738.19 × 3,205,497.29 - Step 4: Simplify right side
11,292,514.81x = 54,297,079,271,357.07 - Step 5: Solve for x
x = 54,297,079,271,357.07/11,292,514.81 - Step 6: Final answer
x = 4,808,236.27
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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.