Finding the Fourth Proportional to 11,940,058.24, 16,477,720.80 and 6,784,293.04
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Solution
The fourth proportional to 11,940,058.24, 16,477,720.80 and 6,784,293.04 is: 9,362,574.65
Step by Step Solution
- Step 1: Write the proportion equation
11,940,058.24 : 16,477,720.80 = 6,784,293.04 : x - Step 2: Convert to fraction form
11,940,058.24/16,477,720.80 = 6,784,293.04/x - Step 3: Cross multiply
11,940,058.24x = 16,477,720.80 × 6,784,293.04 - Step 4: Simplify right side
11,940,058.24x = 111,789,686,538,503.23 - Step 5: Solve for x
x = 111,789,686,538,503.23/11,940,058.24 - Step 6: Final answer
x = 9,362,574.65
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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.