Finding the Fourth Proportional to 6,137,421.97, 9,208,787.73 and 3,294,212.62
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Solution
The fourth proportional to 6,137,421.97, 9,208,787.73 and 3,294,212.62 is: 4,942,743.86
Step by Step Solution
- Step 1: Write the proportion equation
6,137,421.97 : 9,208,787.73 = 3,294,212.62 : x - Step 2: Convert to fraction form
6,137,421.97/9,208,787.73 = 3,294,212.62/x - Step 3: Cross multiply
6,137,421.97x = 9,208,787.73 × 3,294,212.62 - Step 4: Simplify right side
6,137,421.97x = 30,335,704,755,067.16 - Step 5: Solve for x
x = 30,335,704,755,067.16/6,137,421.97 - Step 6: Final answer
x = 4,942,743.86
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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.