Finding the Fourth Proportional to 6,288,662.34, 8,677,876.68 and 3,534,911.82
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Solution
The fourth proportional to 6,288,662.34, 8,677,876.68 and 3,534,911.82 is: 4,877,909.99
Step by Step Solution
- Step 1: Write the proportion equation
6,288,662.34 : 8,677,876.68 = 3,534,911.82 : x - Step 2: Convert to fraction form
6,288,662.34/8,677,876.68 = 3,534,911.82/x - Step 3: Cross multiply
6,288,662.34x = 8,677,876.68 × 3,534,911.82 - Step 4: Simplify right side
6,288,662.34x = 30,675,528,848,634.36 - Step 5: Solve for x
x = 30,675,528,848,634.36/6,288,662.34 - Step 6: Final answer
x = 4,877,909.99
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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.