Finding the Fourth Proportional to 11,487,452.94, 15,852,687.57 and 6,260,462.37
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Solution
The fourth proportional to 11,487,452.94, 15,852,687.57 and 6,260,462.37 is: 8,639,439.44
Step by Step Solution
- Step 1: Write the proportion equation
11,487,452.94 : 15,852,687.57 = 6,260,462.37 : x - Step 2: Convert to fraction form
11,487,452.94/15,852,687.57 = 6,260,462.37/x - Step 3: Cross multiply
11,487,452.94x = 15,852,687.57 × 6,260,462.37 - Step 4: Simplify right side
11,487,452.94x = 99,245,153,995,351.75 - Step 5: Solve for x
x = 99,245,153,995,351.75/11,487,452.94 - Step 6: Final answer
x = 8,639,439.44
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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.