Finding the Fourth Proportional to 64,375,514.12, 88,836,437.94 and 35,402,138.12
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Solution
The fourth proportional to 64,375,514.12, 88,836,437.94 and 35,402,138.12 is: 48,853,976.38
Step by Step Solution
- Step 1: Write the proportion equation
64,375,514.12 : 88,836,437.94 = 35,402,138.12 : x - Step 2: Convert to fraction form
64,375,514.12/88,836,437.94 = 35,402,138.12/x - Step 3: Cross multiply
64,375,514.12x = 88,836,437.94 × 35,402,138.12 - Step 4: Simplify right side
64,375,514.12x = 3,144,999,846,040,688 - Step 5: Solve for x
x = 3,144,999,846,040,688/64,375,514.12 - Step 6: Final answer
x = 48,853,976.38
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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.