Finding the Fourth Proportional to 6,371,149.36, 8,792,198.04 and 3,792,919.36
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Solution
The fourth proportional to 6,371,149.36, 8,792,198.04 and 3,792,919.36 is: 5,234,235.82
Step by Step Solution
- Step 1: Write the proportion equation
6,371,149.36 : 8,792,198.04 = 3,792,919.36 : x - Step 2: Convert to fraction form
6,371,149.36/8,792,198.04 = 3,792,919.36/x - Step 3: Cross multiply
6,371,149.36x = 8,792,198.04 × 3,792,919.36 - Step 4: Simplify right side
6,371,149.36x = 33,348,098,162,870.05 - Step 5: Solve for x
x = 33,348,098,162,870.05/6,371,149.36 - Step 6: Final answer
x = 5,234,235.82
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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.