Finding the Fourth Proportional to 11,643,424.28, 17,383,268.92 and 8,896,596.02
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Solution
The fourth proportional to 11,643,424.28, 17,383,268.92 and 8,896,596.02 is: 13,282,340.09
Step by Step Solution
- Step 1: Write the proportion equation
11,643,424.28 : 17,383,268.92 = 8,896,596.02 : x - Step 2: Convert to fraction form
11,643,424.28/17,383,268.92 = 8,896,596.02/x - Step 3: Cross multiply
11,643,424.28x = 17,383,268.92 × 8,896,596.02 - Step 4: Simplify right side
11,643,424.28x = 154,651,921,088,261.72 - Step 5: Solve for x
x = 154,651,921,088,261.72/11,643,424.28 - Step 6: Final answer
x = 13,282,340.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.