Finding the Fourth Proportional to 38,846,425.26, 53,608,058.77 and 21,442,765.94
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Solution
The fourth proportional to 38,846,425.26, 53,608,058.77 and 21,442,765.94 is: 29,591,012.53
Step by Step Solution
- Step 1: Write the proportion equation
38,846,425.26 : 53,608,058.77 = 21,442,765.94 : x - Step 2: Convert to fraction form
38,846,425.26/53,608,058.77 = 21,442,765.94/x - Step 3: Cross multiply
38,846,425.26x = 53,608,058.77 × 21,442,765.94 - Step 4: Simplify right side
38,846,425.26x = 1,149,505,056,702,874.50 - Step 5: Solve for x
x = 1,149,505,056,702,874.50/38,846,425.26 - Step 6: Final answer
x = 29,591,012.53
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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.