Finding the Fourth Proportional to 7,557,872.67, 10,409,960.84 and 6,264,568.35
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Solution
The fourth proportional to 7,557,872.67, 10,409,960.84 and 6,264,568.35 is: 8,628,606.75
Step by Step Solution
- Step 1: Write the proportion equation
7,557,872.67 : 10,409,960.84 = 6,264,568.35 : x - Step 2: Convert to fraction form
7,557,872.67/10,409,960.84 = 6,264,568.35/x - Step 3: Cross multiply
7,557,872.67x = 10,409,960.84 × 6,264,568.35 - Step 4: Simplify right side
7,557,872.67x = 65,213,911,171,680.57 - Step 5: Solve for x
x = 65,213,911,171,680.57/7,557,872.67 - Step 6: Final answer
x = 8,628,606.75
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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.