Finding the Fourth Proportional to 12,185,886, 16,816,522.68 and 6,753,727.92
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Solution
The fourth proportional to 12,185,886, 16,816,522.68 and 6,753,727.92 is: 9,320,144.53
Step by Step Solution
- Step 1: Write the proportion equation
12,185,886 : 16,816,522.68 = 6,753,727.92 : x - Step 2: Convert to fraction form
12,185,886/16,816,522.68 = 6,753,727.92/x - Step 3: Cross multiply
12,185,886x = 16,816,522.68 × 6,753,727.92 - Step 4: Simplify right side
12,185,886x = 113,574,218,741,229.22 - Step 5: Solve for x
x = 113,574,218,741,229.22/12,185,886 - Step 6: Final answer
x = 9,320,144.53
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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.