Finding the Fourth Proportional to 5,517,136.06, 7,613,528.37 and 3,194,126.53
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Solution
The fourth proportional to 5,517,136.06, 7,613,528.37 and 3,194,126.53 is: 4,407,825.49
Step by Step Solution
- Step 1: Write the proportion equation
5,517,136.06 : 7,613,528.37 = 3,194,126.53 : x - Step 2: Convert to fraction form
5,517,136.06/7,613,528.37 = 3,194,126.53/x - Step 3: Cross multiply
5,517,136.06x = 7,613,528.37 × 3,194,126.53 - Step 4: Simplify right side
5,517,136.06x = 24,318,572,953,524.66 - Step 5: Solve for x
x = 24,318,572,953,524.66/5,517,136.06 - Step 6: Final answer
x = 4,407,825.49
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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.