Finding the Fourth Proportional to 64,430,172.92, 88,914,708.80 and 35,062,743.26
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Solution
The fourth proportional to 64,430,172.92, 88,914,708.80 and 35,062,743.26 is: 48,387,168.08
Step by Step Solution
- Step 1: Write the proportion equation
64,430,172.92 : 88,914,708.80 = 35,062,743.26 : x - Step 2: Convert to fraction form
64,430,172.92/88,914,708.80 = 35,062,743.26/x - Step 3: Cross multiply
64,430,172.92x = 88,914,708.80 × 35,062,743.26 - Step 4: Simplify right side
64,430,172.92x = 3,117,593,606,516,749 - Step 5: Solve for x
x = 3,117,593,606,516,749/64,430,172.92 - Step 6: Final answer
x = 48,387,168.08
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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.