Finding the Fourth Proportional to 11,261,070.30, 15,540,297.75 and 6,104,415.90
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Solution
The fourth proportional to 11,261,070.30, 15,540,297.75 and 6,104,415.90 is: 8,424,105.18
Step by Step Solution
- Step 1: Write the proportion equation
11,261,070.30 : 15,540,297.75 = 6,104,415.90 : x - Step 2: Convert to fraction form
11,261,070.30/15,540,297.75 = 6,104,415.90/x - Step 3: Cross multiply
11,261,070.30x = 15,540,297.75 × 6,104,415.90 - Step 4: Simplify right side
11,261,070.30x = 94,864,440,675,834.23 - Step 5: Solve for x
x = 94,864,440,675,834.23/11,261,070.30 - Step 6: Final answer
x = 8,424,105.18
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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.