Finding the Fourth Proportional to 16,816,272.98, 23,206,456.49 and 9,081,315.08
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Solution
The fourth proportional to 16,816,272.98, 23,206,456.49 and 9,081,315.08 is: 12,532,214.68
Step by Step Solution
- Step 1: Write the proportion equation
16,816,272.98 : 23,206,456.49 = 9,081,315.08 : x - Step 2: Convert to fraction form
16,816,272.98/23,206,456.49 = 9,081,315.08/x - Step 3: Cross multiply
16,816,272.98x = 23,206,456.49 × 9,081,315.08 - Step 4: Simplify right side
16,816,272.98x = 210,745,143,114,562 - Step 5: Solve for x
x = 210,745,143,114,562/16,816,272.98 - Step 6: Final answer
x = 12,532,214.68
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1.5x scale
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.