Finding the Fourth Proportional to 11,467,517.06, 15,825,168.84 and 6,310,878.54
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Solution
The fourth proportional to 11,467,517.06, 15,825,168.84 and 6,310,878.54 is: 8,709,009.80
Step by Step Solution
- Step 1: Write the proportion equation
11,467,517.06 : 15,825,168.84 = 6,310,878.54 : x - Step 2: Convert to fraction form
11,467,517.06/15,825,168.84 = 6,310,878.54/x - Step 3: Cross multiply
11,467,517.06x = 15,825,168.84 × 6,310,878.54 - Step 4: Simplify right side
11,467,517.06x = 99,870,718,424,232.69 - Step 5: Solve for x
x = 99,870,718,424,232.69/11,467,517.06 - Step 6: Final answer
x = 8,709,009.80
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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.