Finding the Fourth Proportional to 13,724,613.81, 20,589,184.26 and 5,635,442.09
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Solution
The fourth proportional to 13,724,613.81, 20,589,184.26 and 5,635,442.09 is: 8,454,092.56
Step by Step Solution
- Step 1: Write the proportion equation
13,724,613.81 : 20,589,184.26 = 5,635,442.09 : x - Step 2: Convert to fraction form
13,724,613.81/20,589,184.26 = 5,635,442.09/x - Step 3: Cross multiply
13,724,613.81x = 20,589,184.26 × 5,635,442.09 - Step 4: Simplify right side
13,724,613.81x = 116,029,155,474,623.59 - Step 5: Solve for x
x = 116,029,155,474,623.59/13,724,613.81 - Step 6: Final answer
x = 8,454,092.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.