Finding the Fourth Proportional to 5,542,862.42, 7,649,069.42 and 3,095,447.56
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Solution
The fourth proportional to 5,542,862.42, 7,649,069.42 and 3,095,447.56 is: 4,271,672.55
Step by Step Solution
- Step 1: Write the proportion equation
5,542,862.42 : 7,649,069.42 = 3,095,447.56 : x - Step 2: Convert to fraction form
5,542,862.42/7,649,069.42 = 3,095,447.56/x - Step 3: Cross multiply
5,542,862.42x = 7,649,069.42 × 3,095,447.56 - Step 4: Simplify right side
5,542,862.42x = 23,677,293,272,409.62 - Step 5: Solve for x
x = 23,677,293,272,409.62/5,542,862.42 - Step 6: Final answer
x = 4,271,672.55
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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.