Finding the Fourth Proportional to 6,444,825.44, 8,894,087.34 and 3,544,440.80
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Solution
The fourth proportional to 6,444,825.44, 8,894,087.34 and 3,544,440.80 is: 4,891,453.82
Step by Step Solution
- Step 1: Write the proportion equation
6,444,825.44 : 8,894,087.34 = 3,544,440.80 : x - Step 2: Convert to fraction form
6,444,825.44/8,894,087.34 = 3,544,440.80/x - Step 3: Cross multiply
6,444,825.44x = 8,894,087.34 × 3,544,440.80 - Step 4: Simplify right side
6,444,825.44x = 31,524,566,046,659.47 - Step 5: Solve for x
x = 31,524,566,046,659.47/6,444,825.44 - Step 6: Final answer
x = 4,891,453.82
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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.