Finding the Fourth Proportional to 11,606,386.14, 16,011,843.36 and 7,247,906.58
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Solution
The fourth proportional to 11,606,386.14, 16,011,843.36 and 7,247,906.58 is: 9,999,007.74
Step by Step Solution
- Step 1: Write the proportion equation
11,606,386.14 : 16,011,843.36 = 7,247,906.58 : x - Step 2: Convert to fraction form
11,606,386.14/16,011,843.36 = 7,247,906.58/x - Step 3: Cross multiply
11,606,386.14x = 16,011,843.36 × 7,247,906.58 - Step 4: Simplify right side
11,606,386.14x = 116,052,344,846,873.31 - Step 5: Solve for x
x = 116,052,344,846,873.31/11,606,386.14 - Step 6: Final answer
x = 9,999,007.74
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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.