Finding the Fourth Proportional to 18,832,629.48, 25,988,143.42 and 10,460,542.28
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Solution
The fourth proportional to 18,832,629.48, 25,988,143.42 and 10,460,542.28 is: 14,435,056.63
Step by Step Solution
- Step 1: Write the proportion equation
18,832,629.48 : 25,988,143.42 = 10,460,542.28 : x - Step 2: Convert to fraction form
18,832,629.48/25,988,143.42 = 10,460,542.28/x - Step 3: Cross multiply
18,832,629.48x = 25,988,143.42 × 10,460,542.28 - Step 4: Simplify right side
18,832,629.48x = 271,850,073,023,613.81 - Step 5: Solve for x
x = 271,850,073,023,613.81/18,832,629.48 - Step 6: Final answer
x = 14,435,056.63
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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.