Finding the Fourth Proportional to 86,036,723.24, 129,080,268.07 and 27,743,228.82
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Solution
The fourth proportional to 86,036,723.24, 129,080,268.07 and 27,743,228.82 is: 41,622,963.76
Step by Step Solution
- Step 1: Write the proportion equation
86,036,723.24 : 129,080,268.07 = 27,743,228.82 : x - Step 2: Convert to fraction form
86,036,723.24/129,080,268.07 = 27,743,228.82/x - Step 3: Cross multiply
86,036,723.24x = 129,080,268.07 × 27,743,228.82 - Step 4: Simplify right side
86,036,723.24x = 3,581,103,413,143,591.50 - Step 5: Solve for x
x = 3,581,103,413,143,591.50/86,036,723.24 - Step 6: Final answer
x = 41,622,963.76
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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.