Finding the Fourth Proportional to 16,816,234.84, 23,206,403.94 and 9,081,276.47
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Solution
The fourth proportional to 16,816,234.84, 23,206,403.94 and 9,081,276.47 is: 12,532,161.46
Step by Step Solution
- Step 1: Write the proportion equation
16,816,234.84 : 23,206,403.94 = 9,081,276.47 : x - Step 2: Convert to fraction form
16,816,234.84/23,206,403.94 = 9,081,276.47/x - Step 3: Cross multiply
16,816,234.84x = 23,206,403.94 × 9,081,276.47 - Step 4: Simplify right side
16,816,234.84x = 210,743,770,146,647.06 - Step 5: Solve for x
x = 210,743,770,146,647.06/16,816,234.84 - Step 6: Final answer
x = 12,532,161.46
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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.