Finding the Fourth Proportional to 57,753,515.26, 86,625,942.63 and 16,813,268.92
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Solution
The fourth proportional to 57,753,515.26, 86,625,942.63 and 16,813,268.92 is: 25,218,642.75
Step by Step Solution
- Step 1: Write the proportion equation
57,753,515.26 : 86,625,942.63 = 16,813,268.92 : x - Step 2: Convert to fraction form
57,753,515.26/86,625,942.63 = 16,813,268.92/x - Step 3: Cross multiply
57,753,515.26x = 86,625,942.63 × 16,813,268.92 - Step 4: Simplify right side
57,753,515.26x = 1,456,465,268,886,682.25 - Step 5: Solve for x
x = 1,456,465,268,886,682.25/57,753,515.26 - Step 6: Final answer
x = 25,218,642.75
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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.