Finding the Fourth Proportional to 6,836,161.47, 9,394,447.47 and 6,520,027.92
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Solution
The fourth proportional to 6,836,161.47, 9,394,447.47 and 6,520,027.92 is: 8,960,007.75
Step by Step Solution
- Step 1: Write the proportion equation
6,836,161.47 : 9,394,447.47 = 6,520,027.92 : x - Step 2: Convert to fraction form
6,836,161.47/9,394,447.47 = 6,520,027.92/x - Step 3: Cross multiply
6,836,161.47x = 9,394,447.47 × 6,520,027.92 - Step 4: Simplify right side
6,836,161.47x = 61,252,059,764,773.22 - Step 5: Solve for x
x = 61,252,059,764,773.22/6,836,161.47 - Step 6: Final answer
x = 8,960,007.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.