Finding the Fourth Proportional to 7,876,614.84, 11,808,183.20 and 3,022,404.86
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Solution
The fourth proportional to 7,876,614.84, 11,808,183.20 and 3,022,404.86 is: 4,531,021.38
Step by Step Solution
- Step 1: Write the proportion equation
7,876,614.84 : 11,808,183.20 = 3,022,404.86 : x - Step 2: Convert to fraction form
7,876,614.84/11,808,183.20 = 3,022,404.86/x - Step 3: Cross multiply
7,876,614.84x = 11,808,183.20 × 3,022,404.86 - Step 4: Simplify right side
7,876,614.84x = 35,689,110,217,297.41 - Step 5: Solve for x
x = 35,689,110,217,297.41/7,876,614.84 - Step 6: Final answer
x = 4,531,021.38
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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.