Finding the Fourth Proportional to 24,181,440.39, 33,370,389.82 and 13,168,186.79
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Solution
The fourth proportional to 24,181,440.39, 33,370,389.82 and 13,168,186.79 is: 18,172,098.90
Step by Step Solution
- Step 1: Write the proportion equation
24,181,440.39 : 33,370,389.82 = 13,168,186.79 : x - Step 2: Convert to fraction form
24,181,440.39/33,370,389.82 = 13,168,186.79/x - Step 3: Cross multiply
24,181,440.39x = 33,370,389.82 × 13,168,186.79 - Step 4: Simplify right side
24,181,440.39x = 439,427,526,404,874.44 - Step 5: Solve for x
x = 439,427,526,404,874.44/24,181,440.39 - Step 6: Final answer
x = 18,172,098.90
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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.