Finding the Fourth Proportional to 7,653,025.17, 11,480,950.40 and 3,165,651.09
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Solution
The fourth proportional to 7,653,025.17, 11,480,950.40 and 3,165,651.09 is: 4,749,060.97
Step by Step Solution
- Step 1: Write the proportion equation
7,653,025.17 : 11,480,950.40 = 3,165,651.09 : x - Step 2: Convert to fraction form
7,653,025.17/11,480,950.40 = 3,165,651.09/x - Step 3: Cross multiply
7,653,025.17x = 11,480,950.40 × 3,165,651.09 - Step 4: Simplify right side
7,653,025.17x = 36,344,683,147,995.94 - Step 5: Solve for x
x = 36,344,683,147,995.94/7,653,025.17 - Step 6: Final answer
x = 4,749,060.97
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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.