Finding the Fourth Proportional to 16,176,771.67, 24,265,655.74 and 7,074,183.80
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Solution
The fourth proportional to 16,176,771.67, 24,265,655.74 and 7,074,183.80 is: 10,611,493.58
Step by Step Solution
- Step 1: Write the proportion equation
16,176,771.67 : 24,265,655.74 = 7,074,183.80 : x - Step 2: Convert to fraction form
16,176,771.67/24,265,655.74 = 7,074,183.80/x - Step 3: Cross multiply
16,176,771.67x = 24,265,655.74 × 7,074,183.80 - Step 4: Simplify right side
16,176,771.67x = 171,659,708,732,285 - Step 5: Solve for x
x = 171,659,708,732,285/16,176,771.67 - Step 6: Final answer
x = 10,611,493.58
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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.