Finding the Fourth Proportional to 23,438,104.08, 32,344,578.96 and 12,984,799.68
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Solution
The fourth proportional to 23,438,104.08, 32,344,578.96 and 12,984,799.68 is: 17,919,020.97
Step by Step Solution
- Step 1: Write the proportion equation
23,438,104.08 : 32,344,578.96 = 12,984,799.68 : x - Step 2: Convert to fraction form
23,438,104.08/32,344,578.96 = 12,984,799.68/x - Step 3: Cross multiply
23,438,104.08x = 32,344,578.96 × 12,984,799.68 - Step 4: Simplify right side
23,438,104.08x = 419,987,878,529,542.75 - Step 5: Solve for x
x = 419,987,878,529,542.75/23,438,104.08 - Step 6: Final answer
x = 17,919,020.97
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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.