Finding the Fourth Proportional to 6,863,426.40, 9,467,593.26 and 4,280,623.14
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Solution
The fourth proportional to 6,863,426.40, 9,467,593.26 and 4,280,623.14 is: 5,904,805.62
Step by Step Solution
- Step 1: Write the proportion equation
6,863,426.40 : 9,467,593.26 = 4,280,623.14 : x - Step 2: Convert to fraction form
6,863,426.40/9,467,593.26 = 4,280,623.14/x - Step 3: Cross multiply
6,863,426.40x = 9,467,593.26 × 4,280,623.14 - Step 4: Simplify right side
6,863,426.40x = 40,527,198,788,864.03 - Step 5: Solve for x
x = 40,527,198,788,864.03/6,863,426.40 - Step 6: Final answer
x = 5,904,805.62
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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.