Finding the Fourth Proportional to 10,372,672.15, 14,316,161.37 and 6,186,625.57
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Solution
The fourth proportional to 10,372,672.15, 14,316,161.37 and 6,186,625.57 is: 8,538,660.89
Step by Step Solution
- Step 1: Write the proportion equation
10,372,672.15 : 14,316,161.37 = 6,186,625.57 : x - Step 2: Convert to fraction form
10,372,672.15/14,316,161.37 = 6,186,625.57/x - Step 3: Cross multiply
10,372,672.15x = 14,316,161.37 × 6,186,625.57 - Step 4: Simplify right side
10,372,672.15x = 88,568,729,995,888.23 - Step 5: Solve for x
x = 88,568,729,995,888.23/10,372,672.15 - Step 6: Final answer
x = 8,538,660.89
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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.