Finding the Fourth Proportional to 16,086,976.68, 22,198,708.08 and 9,470,514.36
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Solution
The fourth proportional to 16,086,976.68, 22,198,708.08 and 9,470,514.36 is: 13,068,532.88
Step by Step Solution
- Step 1: Write the proportion equation
16,086,976.68 : 22,198,708.08 = 9,470,514.36 : x - Step 2: Convert to fraction form
16,086,976.68/22,198,708.08 = 9,470,514.36/x - Step 3: Cross multiply
16,086,976.68x = 22,198,708.08 × 9,470,514.36 - Step 4: Simplify right side
16,086,976.68x = 210,233,183,645,088 - Step 5: Solve for x
x = 210,233,183,645,088/16,086,976.68 - Step 6: Final answer
x = 13,068,532.88
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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.