Finding the Fourth Proportional to 8,458,407.97, 11,672,290.27 and 4,590,846.09
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Solution
The fourth proportional to 8,458,407.97, 11,672,290.27 and 4,590,846.09 is: 6,335,197.87
Step by Step Solution
- Step 1: Write the proportion equation
8,458,407.97 : 11,672,290.27 = 4,590,846.09 : x - Step 2: Convert to fraction form
8,458,407.97/11,672,290.27 = 4,590,846.09/x - Step 3: Cross multiply
8,458,407.97x = 11,672,290.27 × 4,590,846.09 - Step 4: Simplify right side
8,458,407.97x = 53,585,688,147,374.54 - Step 5: Solve for x
x = 53,585,688,147,374.54/8,458,407.97 - Step 6: Final answer
x = 6,335,197.87
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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.