Finding the Fourth Proportional to 36,212,596.29, 49,972,690.04 and 19,915,072.29
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Solution
The fourth proportional to 36,212,596.29, 49,972,690.04 and 19,915,072.29 is: 27,482,418.73
Step by Step Solution
- Step 1: Write the proportion equation
36,212,596.29 : 49,972,690.04 = 19,915,072.29 : x - Step 2: Convert to fraction form
36,212,596.29/49,972,690.04 = 19,915,072.29/x - Step 3: Cross multiply
36,212,596.29x = 49,972,690.04 × 19,915,072.29 - Step 4: Simplify right side
36,212,596.29x = 995,209,734,672,362.88 - Step 5: Solve for x
x = 995,209,734,672,362.88/36,212,596.29 - Step 6: Final answer
x = 27,482,418.73
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1.5x scale
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.