Finding the Fourth Proportional to 24,160,871.29, 33,342,703.97 and 13,148,331.20
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Solution
The fourth proportional to 24,160,871.29, 33,342,703.97 and 13,148,331.20 is: 18,145,078.87
Step by Step Solution
- Step 1: Write the proportion equation
24,160,871.29 : 33,342,703.97 = 13,148,331.20 : x - Step 2: Convert to fraction form
24,160,871.29/33,342,703.97 = 13,148,331.20/x - Step 3: Cross multiply
24,160,871.29x = 33,342,703.97 × 13,148,331.20 - Step 4: Simplify right side
24,160,871.29x = 438,400,914,961,447.19 - Step 5: Solve for x
x = 438,400,914,961,447.19/24,160,871.29 - Step 6: Final answer
x = 18,145,078.87
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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.