Finding the Fourth Proportional to 16,265,615.76, 24,397,525.56 and 11,893,235.70
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Solution
The fourth proportional to 16,265,615.76, 24,397,525.56 and 11,893,235.70 is: 17,839,196.88
Step by Step Solution
- Step 1: Write the proportion equation
16,265,615.76 : 24,397,525.56 = 11,893,235.70 : x - Step 2: Convert to fraction form
16,265,615.76/24,397,525.56 = 11,893,235.70/x - Step 3: Cross multiply
16,265,615.76x = 24,397,525.56 × 11,893,235.70 - Step 4: Simplify right side
16,265,615.76x = 290,165,521,981,854.44 - Step 5: Solve for x
x = 290,165,521,981,854.44/16,265,615.76 - Step 6: Final answer
x = 17,839,196.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.