Finding the Fourth Proportional to 8,093,167.20, 12,138,001.20 and 3,544,207.20
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Solution
The fourth proportional to 8,093,167.20, 12,138,001.20 and 3,544,207.20 is: 5,315,544.60
Step by Step Solution
- Step 1: Write the proportion equation
8,093,167.20 : 12,138,001.20 = 3,544,207.20 : x - Step 2: Convert to fraction form
8,093,167.20/12,138,001.20 = 3,544,207.20/x - Step 3: Cross multiply
8,093,167.20x = 12,138,001.20 × 3,544,207.20 - Step 4: Simplify right side
8,093,167.20x = 43,019,591,246,648.64 - Step 5: Solve for x
x = 43,019,591,246,648.64/8,093,167.20 - Step 6: Final answer
x = 5,315,544.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.