Finding the Fourth Proportional to 11,677,613.16, 16,115,595.27 and 6,716,057.79
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Solution
The fourth proportional to 11,677,613.16, 16,115,595.27 and 6,716,057.79 is: 9,268,441.05
Step by Step Solution
- Step 1: Write the proportion equation
11,677,613.16 : 16,115,595.27 = 6,716,057.79 : x - Step 2: Convert to fraction form
11,677,613.16/16,115,595.27 = 6,716,057.79/x - Step 3: Cross multiply
11,677,613.16x = 16,115,595.27 × 6,716,057.79 - Step 4: Simplify right side
11,677,613.16x = 108,233,269,188,818.92 - Step 5: Solve for x
x = 108,233,269,188,818.92/11,677,613.16 - Step 6: Final answer
x = 9,268,441.05
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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.