Finding the Fourth Proportional to 8,446,841.87, 12,670,262.57 and 3,896,544.38
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Solution
The fourth proportional to 8,446,841.87, 12,670,262.57 and 3,896,544.38 is: 5,844,816.46
Step by Step Solution
- Step 1: Write the proportion equation
8,446,841.87 : 12,670,262.57 = 3,896,544.38 : x - Step 2: Convert to fraction form
8,446,841.87/12,670,262.57 = 3,896,544.38/x - Step 3: Cross multiply
8,446,841.87x = 12,670,262.57 × 3,896,544.38 - Step 4: Simplify right side
8,446,841.87x = 49,370,240,356,647.91 - Step 5: Solve for x
x = 49,370,240,356,647.91/8,446,841.87 - Step 6: Final answer
x = 5,844,816.46
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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.