Finding the Fourth Proportional to 6,355,058.24, 8,770,939.20 and 3,875,717.58
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Solution
The fourth proportional to 6,355,058.24, 8,770,939.20 and 3,875,717.58 is: 5,349,075.02
Step by Step Solution
- Step 1: Write the proportion equation
6,355,058.24 : 8,770,939.20 = 3,875,717.58 : x - Step 2: Convert to fraction form
6,355,058.24/8,770,939.20 = 3,875,717.58/x - Step 3: Cross multiply
6,355,058.24x = 8,770,939.20 × 3,875,717.58 - Step 4: Simplify right side
6,355,058.24x = 33,993,683,250,551.13 - Step 5: Solve for x
x = 33,993,683,250,551.13/6,355,058.24 - Step 6: Final answer
x = 5,349,075.02
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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.