Finding the Fourth Proportional to 24,402,422.19, 33,675,962.37 and 13,389,168.96
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Solution
The fourth proportional to 24,402,422.19, 33,675,962.37 and 13,389,168.96 is: 18,477,393.21
Step by Step Solution
- Step 1: Write the proportion equation
24,402,422.19 : 33,675,962.37 = 13,389,168.96 : x - Step 2: Convert to fraction form
24,402,422.19/33,675,962.37 = 13,389,168.96/x - Step 3: Cross multiply
24,402,422.19x = 33,675,962.37 × 13,389,168.96 - Step 4: Simplify right side
24,402,422.19x = 450,893,150,062,532 - Step 5: Solve for x
x = 450,893,150,062,532/24,402,422.19 - Step 6: Final answer
x = 18,477,393.21
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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.