Finding the Fourth Proportional to 18,169,601.80, 27,254,402.70 and 14,922,344.20
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Solution
The fourth proportional to 18,169,601.80, 27,254,402.70 and 14,922,344.20 is: 22,383,516.30
Step by Step Solution
- Step 1: Write the proportion equation
18,169,601.80 : 27,254,402.70 = 14,922,344.20 : x - Step 2: Convert to fraction form
18,169,601.80/27,254,402.70 = 14,922,344.20/x - Step 3: Cross multiply
18,169,601.80x = 27,254,402.70 × 14,922,344.20 - Step 4: Simplify right side
18,169,601.80x = 406,699,578,054,809.31 - Step 5: Solve for x
x = 406,699,578,054,809.31/18,169,601.80 - Step 6: Final answer
x = 22,383,516.30
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1.5x scale
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.