Finding the Fourth Proportional to 14,618,837.36, 21,949,812.57 and 8,154,543.26
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Solution
The fourth proportional to 14,618,837.36, 21,949,812.57 and 8,154,543.26 is: 12,243,839.35
Step by Step Solution
- Step 1: Write the proportion equation
14,618,837.36 : 21,949,812.57 = 8,154,543.26 : x - Step 2: Convert to fraction form
14,618,837.36/21,949,812.57 = 8,154,543.26/x - Step 3: Cross multiply
14,618,837.36x = 21,949,812.57 × 8,154,543.26 - Step 4: Simplify right side
14,618,837.36x = 178,990,696,041,207.72 - Step 5: Solve for x
x = 178,990,696,041,207.72/14,618,837.36 - Step 6: Final answer
x = 12,243,839.35
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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.