Finding the Fourth Proportional to 7,487,936.11, 11,231,937.01 and 2,370,391.09
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Solution
The fourth proportional to 7,487,936.11, 11,231,937.01 and 2,370,391.09 is: 3,555,597.03
Step by Step Solution
- Step 1: Write the proportion equation
7,487,936.11 : 11,231,937.01 = 2,370,391.09 : x - Step 2: Convert to fraction form
7,487,936.11/11,231,937.01 = 2,370,391.09/x - Step 3: Cross multiply
7,487,936.11x = 11,231,937.01 × 2,370,391.09 - Step 4: Simplify right side
7,487,936.11x = 26,624,083,393,496.30 - Step 5: Solve for x
x = 26,624,083,393,496.30/7,487,936.11 - Step 6: Final answer
x = 3,555,597.03
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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.