Finding the Fourth Proportional to 10,274,168.07, 14,178,456.14 and 6,198,999.75
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Solution
The fourth proportional to 10,274,168.07, 14,178,456.14 and 6,198,999.75 is: 8,554,682.52
Step by Step Solution
- Step 1: Write the proportion equation
10,274,168.07 : 14,178,456.14 = 6,198,999.75 : x - Step 2: Convert to fraction form
10,274,168.07/14,178,456.14 = 6,198,999.75/x - Step 3: Cross multiply
10,274,168.07x = 14,178,456.14 × 6,198,999.75 - Step 4: Simplify right side
10,274,168.07x = 87,892,246,036,250.97 - Step 5: Solve for x
x = 87,892,246,036,250.97/10,274,168.07 - Step 6: Final answer
x = 8,554,682.52
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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.