Finding the Fourth Proportional to 11,725,738.29, 16,181,126.01 and 6,498,523.98
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Solution
The fourth proportional to 11,725,738.29, 16,181,126.01 and 6,498,523.98 is: 8,967,745.38
Step by Step Solution
- Step 1: Write the proportion equation
11,725,738.29 : 16,181,126.01 = 6,498,523.98 : x - Step 2: Convert to fraction form
11,725,738.29/16,181,126.01 = 6,498,523.98/x - Step 3: Cross multiply
11,725,738.29x = 16,181,126.01 × 6,498,523.98 - Step 4: Simplify right side
11,725,738.29x = 105,153,435,399,386.72 - Step 5: Solve for x
x = 105,153,435,399,386.72/11,725,738.29 - Step 6: Final answer
x = 8,967,745.38
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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.