Finding the Fourth Proportional to 5,549,523.62, 7,657,916.51 and 3,373,764.80
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Solution
The fourth proportional to 5,549,523.62, 7,657,916.51 and 3,373,764.80 is: 4,655,536.38
Step by Step Solution
- Step 1: Write the proportion equation
5,549,523.62 : 7,657,916.51 = 3,373,764.80 : x - Step 2: Convert to fraction form
5,549,523.62/7,657,916.51 = 3,373,764.80/x - Step 3: Cross multiply
5,549,523.62x = 7,657,916.51 × 3,373,764.80 - Step 4: Simplify right side
5,549,523.62x = 25,836,009,107,618.44 - Step 5: Solve for x
x = 25,836,009,107,618.44/5,549,523.62 - Step 6: Final answer
x = 4,655,536.38
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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.