Finding the Fourth Proportional to 19,728,792.97, 27,224,636.09 and 10,907,734.26
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Solution
The fourth proportional to 19,728,792.97, 27,224,636.09 and 10,907,734.26 is: 15,052,066.10
Step by Step Solution
- Step 1: Write the proportion equation
19,728,792.97 : 27,224,636.09 = 10,907,734.26 : x - Step 2: Convert to fraction form
19,728,792.97/27,224,636.09 = 10,907,734.26/x - Step 3: Cross multiply
19,728,792.97x = 27,224,636.09 × 10,907,734.26 - Step 4: Simplify right side
19,728,792.97x = 296,959,095,842,479.19 - Step 5: Solve for x
x = 296,959,095,842,479.19/19,728,792.97 - Step 6: Final answer
x = 15,052,066.10
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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.