Finding the Fourth Proportional to 27,737,544.96, 38,275,733.52 and 15,512,040
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Solution
The fourth proportional to 27,737,544.96, 38,275,733.52 and 15,512,040 is: 21,405,452.80
Step by Step Solution
- Step 1: Write the proportion equation
27,737,544.96 : 38,275,733.52 = 15,512,040 : x - Step 2: Convert to fraction form
27,737,544.96/38,275,733.52 = 15,512,040/x - Step 3: Cross multiply
27,737,544.96x = 38,275,733.52 × 15,512,040 - Step 4: Simplify right side
27,737,544.96x = 593,734,709,391,580.88 - Step 5: Solve for x
x = 593,734,709,391,580.88/27,737,544.96 - Step 6: Final answer
x = 21,405,452.80
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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.