Finding the Fourth Proportional to 8,373,536.84, 11,555,448.18 and 4,701,942.92
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Solution
The fourth proportional to 8,373,536.84, 11,555,448.18 and 4,701,942.92 is: 6,488,662.89
Step by Step Solution
- Step 1: Write the proportion equation
8,373,536.84 : 11,555,448.18 = 4,701,942.92 : x - Step 2: Convert to fraction form
8,373,536.84/11,555,448.18 = 4,701,942.92/x - Step 3: Cross multiply
8,373,536.84x = 11,555,448.18 × 4,701,942.92 - Step 4: Simplify right side
8,373,536.84x = 54,333,057,757,377.88 - Step 5: Solve for x
x = 54,333,057,757,377.88/8,373,536.84 - Step 6: Final answer
x = 6,488,662.89
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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.