Finding the Fourth Proportional to 36,206,855.89, 49,965,114.08 and 19,686,986.26
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Solution
The fourth proportional to 36,206,855.89, 49,965,114.08 and 19,686,986.26 is: 27,167,852.34
Step by Step Solution
- Step 1: Write the proportion equation
36,206,855.89 : 49,965,114.08 = 19,686,986.26 : x - Step 2: Convert to fraction form
36,206,855.89/49,965,114.08 = 19,686,986.26/x - Step 3: Cross multiply
36,206,855.89x = 49,965,114.08 × 19,686,986.26 - Step 4: Simplify right side
36,206,855.89x = 983,662,514,296,597.25 - Step 5: Solve for x
x = 983,662,514,296,597.25/36,206,855.89 - Step 6: Final answer
x = 27,167,852.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.