Finding the Fourth Proportional to 18,107,523.24, 27,161,292.24 and 4,460,935.11
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Solution
The fourth proportional to 18,107,523.24, 27,161,292.24 and 4,460,935.11 is: 6,691,404.48
Step by Step Solution
- Step 1: Write the proportion equation
18,107,523.24 : 27,161,292.24 = 4,460,935.11 : x - Step 2: Convert to fraction form
18,107,523.24/27,161,292.24 = 4,460,935.11/x - Step 3: Cross multiply
18,107,523.24x = 27,161,292.24 × 4,460,935.11 - Step 4: Simplify right side
18,107,523.24x = 121,164,762,186,386.55 - Step 5: Solve for x
x = 121,164,762,186,386.55/18,107,523.24 - Step 6: Final answer
x = 6,691,404.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.