Finding the Fourth Proportional to 11,166,816.72, 15,410,346.44 and 6,582,864.08
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Solution
The fourth proportional to 11,166,816.72, 15,410,346.44 and 6,582,864.08 is: 9,084,434.59
Step by Step Solution
- Step 1: Write the proportion equation
11,166,816.72 : 15,410,346.44 = 6,582,864.08 : x - Step 2: Convert to fraction form
11,166,816.72/15,410,346.44 = 6,582,864.08/x - Step 3: Cross multiply
11,166,816.72x = 15,410,346.44 × 6,582,864.08 - Step 4: Simplify right side
11,166,816.72x = 101,444,216,040,231.88 - Step 5: Solve for x
x = 101,444,216,040,231.88/11,166,816.72 - Step 6: Final answer
x = 9,084,434.59
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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.