Finding the Fourth Proportional to 23,302,708.97, 32,171,516.97 and 20,717,236.13
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Solution
The fourth proportional to 23,302,708.97, 32,171,516.97 and 20,717,236.13 is: 28,602,035.69
Step by Step Solution
- Step 1: Write the proportion equation
23,302,708.97 : 32,171,516.97 = 20,717,236.13 : x - Step 2: Convert to fraction form
23,302,708.97/32,171,516.97 = 20,717,236.13/x - Step 3: Cross multiply
23,302,708.97x = 32,171,516.97 × 20,717,236.13 - Step 4: Simplify right side
23,302,708.97x = 666,504,913,727,792.12 - Step 5: Solve for x
x = 666,504,913,727,792.12/23,302,708.97 - Step 6: Final answer
x = 28,602,035.69
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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.