Finding the Fourth Proportional to 18,489,612.35, 25,523,837.24 and 11,049,898.97
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Solution
The fourth proportional to 18,489,612.35, 25,523,837.24 and 11,049,898.97 is: 15,253,744.51
Step by Step Solution
- Step 1: Write the proportion equation
18,489,612.35 : 25,523,837.24 = 11,049,898.97 : x - Step 2: Convert to fraction form
18,489,612.35/25,523,837.24 = 11,049,898.97/x - Step 3: Cross multiply
18,489,612.35x = 25,523,837.24 × 11,049,898.97 - Step 4: Simplify right side
18,489,612.35x = 282,035,822,837,283.75 - Step 5: Solve for x
x = 282,035,822,837,283.75/18,489,612.35 - Step 6: Final answer
x = 15,253,744.51
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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.