Finding the Fourth Proportional to 11,627,843.98, 16,046,268.06 and 6,471,204.16
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Solution
The fourth proportional to 11,627,843.98, 16,046,268.06 and 6,471,204.16 is: 8,930,174.57
Step by Step Solution
- Step 1: Write the proportion equation
11,627,843.98 : 16,046,268.06 = 6,471,204.16 : x - Step 2: Convert to fraction form
11,627,843.98/16,046,268.06 = 6,471,204.16/x - Step 3: Cross multiply
11,627,843.98x = 16,046,268.06 × 6,471,204.16 - Step 4: Simplify right side
11,627,843.98x = 103,838,676,622,347.14 - Step 5: Solve for x
x = 103,838,676,622,347.14/11,627,843.98 - Step 6: Final answer
x = 8,930,174.57
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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.