Finding the Fourth Proportional to 13,268,374.68, 19,900,342.26 and 3,684,722.04
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Solution
The fourth proportional to 13,268,374.68, 19,900,342.26 and 3,684,722.04 is: 5,526,466.62
Step by Step Solution
- Step 1: Write the proportion equation
13,268,374.68 : 19,900,342.26 = 3,684,722.04 : x - Step 2: Convert to fraction form
13,268,374.68/19,900,342.26 = 3,684,722.04/x - Step 3: Cross multiply
13,268,374.68x = 19,900,342.26 × 3,684,722.04 - Step 4: Simplify right side
13,268,374.68x = 73,327,229,728,965.42 - Step 5: Solve for x
x = 73,327,229,728,965.42/13,268,374.68 - Step 6: Final answer
x = 5,526,466.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.