Finding the Fourth Proportional to 11,517,160.08, 17,262,454.14 and 4,324,106.28
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Solution
The fourth proportional to 11,517,160.08, 17,262,454.14 and 4,324,106.28 is: 6,481,171.21
Step by Step Solution
- Step 1: Write the proportion equation
11,517,160.08 : 17,262,454.14 = 4,324,106.28 : x - Step 2: Convert to fraction form
11,517,160.08/17,262,454.14 = 4,324,106.28/x - Step 3: Cross multiply
11,517,160.08x = 17,262,454.14 × 4,324,106.28 - Step 4: Simplify right side
11,517,160.08x = 74,644,686,354,986 - Step 5: Solve for x
x = 74,644,686,354,986/11,517,160.08 - Step 6: Final answer
x = 6,481,171.21
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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.