Finding the Fourth Proportional to 6,504,511.82, 9,765,705.36 and 3,311,783.42
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Solution
The fourth proportional to 6,504,511.82, 9,765,705.36 and 3,311,783.42 is: 4,972,225.74
Step by Step Solution
- Step 1: Write the proportion equation
6,504,511.82 : 9,765,705.36 = 3,311,783.42 : x - Step 2: Convert to fraction form
6,504,511.82/9,765,705.36 = 3,311,783.42/x - Step 3: Cross multiply
6,504,511.82x = 9,765,705.36 × 3,311,783.42 - Step 4: Simplify right side
6,504,511.82x = 32,341,901,095,853.13 - Step 5: Solve for x
x = 32,341,901,095,853.13/6,504,511.82 - Step 6: Final answer
x = 4,972,225.74
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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.