Finding the Fourth Proportional to 11,993,257.70, 16,550,698.28 and 6,767,375.03
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Solution
The fourth proportional to 11,993,257.70, 16,550,698.28 and 6,767,375.03 is: 9,338,979.03
Step by Step Solution
- Step 1: Write the proportion equation
11,993,257.70 : 16,550,698.28 = 6,767,375.03 : x - Step 2: Convert to fraction form
11,993,257.70/16,550,698.28 = 6,767,375.03/x - Step 3: Cross multiply
11,993,257.70x = 16,550,698.28 × 6,767,375.03 - Step 4: Simplify right side
11,993,257.70x = 112,004,782,152,545.59 - Step 5: Solve for x
x = 112,004,782,152,545.59/11,993,257.70 - Step 6: Final answer
x = 9,338,979.03
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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.