Finding the Fourth Proportional to 36,530,138.88, 50,392,478.88 and 22,587,037.02
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Solution
The fourth proportional to 36,530,138.88, 50,392,478.88 and 22,587,037.02 is: 31,158,293.42
Step by Step Solution
- Step 1: Write the proportion equation
36,530,138.88 : 50,392,478.88 = 22,587,037.02 : x - Step 2: Convert to fraction form
36,530,138.88/50,392,478.88 = 22,587,037.02/x - Step 3: Cross multiply
36,530,138.88x = 50,392,478.88 × 22,587,037.02 - Step 4: Simplify right side
36,530,138.88x = 1,138,216,785,992,128.25 - Step 5: Solve for x
x = 1,138,216,785,992,128.25/36,530,138.88 - Step 6: Final answer
x = 31,158,293.42
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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.