Finding the Fourth Proportional to 11,525,671.44, 15,906,384.36 and 6,370,039.44
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Solution
The fourth proportional to 11,525,671.44, 15,906,384.36 and 6,370,039.44 is: 8,791,183.77
Step by Step Solution
- Step 1: Write the proportion equation
11,525,671.44 : 15,906,384.36 = 6,370,039.44 : x - Step 2: Convert to fraction form
11,525,671.44/15,906,384.36 = 6,370,039.44/x - Step 3: Cross multiply
11,525,671.44x = 15,906,384.36 × 6,370,039.44 - Step 4: Simplify right side
11,525,671.44x = 101,324,295,720,999.16 - Step 5: Solve for x
x = 101,324,295,720,999.16/11,525,671.44 - Step 6: Final answer
x = 8,791,183.77
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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.