Finding the Fourth Proportional to 8,408,117.42, 11,603,201.97 and 4,540,638.24
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Solution
The fourth proportional to 8,408,117.42, 11,603,201.97 and 4,540,638.24 is: 6,266,080.73
Step by Step Solution
- Step 1: Write the proportion equation
8,408,117.42 : 11,603,201.97 = 4,540,638.24 : x - Step 2: Convert to fraction form
8,408,117.42/11,603,201.97 = 4,540,638.24/x - Step 3: Cross multiply
8,408,117.42x = 11,603,201.97 × 4,540,638.24 - Step 4: Simplify right side
8,408,117.42x = 52,685,942,536,662.92 - Step 5: Solve for x
x = 52,685,942,536,662.92/8,408,117.42 - Step 6: Final answer
x = 6,266,080.73
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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.