Finding the Fourth Proportional to 16,004,684.52, 22,086,463.08 and 8,662,516.44
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Solution
The fourth proportional to 16,004,684.52, 22,086,463.08 and 8,662,516.44 is: 11,954,271.84
Step by Step Solution
- Step 1: Write the proportion equation
16,004,684.52 : 22,086,463.08 = 8,662,516.44 : x - Step 2: Convert to fraction form
16,004,684.52/22,086,463.08 = 8,662,516.44/x - Step 3: Cross multiply
16,004,684.52x = 22,086,463.08 × 8,662,516.44 - Step 4: Simplify right side
16,004,684.52x = 191,324,349,531,953 - Step 5: Solve for x
x = 191,324,349,531,953/16,004,684.52 - Step 6: Final answer
x = 11,954,271.84
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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.