Finding the Fourth Proportional to 7,417,760.24, 11,128,238.86 and 2,300,087.18
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Solution
The fourth proportional to 7,417,760.24, 11,128,238.86 and 2,300,087.18 is: 3,450,626.43
Step by Step Solution
- Step 1: Write the proportion equation
7,417,760.24 : 11,128,238.86 = 2,300,087.18 : x - Step 2: Convert to fraction form
7,417,760.24/11,128,238.86 = 2,300,087.18/x - Step 3: Cross multiply
7,417,760.24x = 11,128,238.86 × 2,300,087.18 - Step 4: Simplify right side
7,417,760.24x = 25,595,919,537,863.82 - Step 5: Solve for x
x = 25,595,919,537,863.82/7,417,760.24 - Step 6: Final answer
x = 3,450,626.43
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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.