Finding the Fourth Proportional to 11,995,576.18, 16,536,677.74 and 8,551,838.50
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Solution
The fourth proportional to 11,995,576.18, 16,536,677.74 and 8,551,838.50 is: 11,789,262.58
Step by Step Solution
- Step 1: Write the proportion equation
11,995,576.18 : 16,536,677.74 = 8,551,838.50 : x - Step 2: Convert to fraction form
11,995,576.18/16,536,677.74 = 8,551,838.50/x - Step 3: Cross multiply
11,995,576.18x = 16,536,677.74 × 8,551,838.50 - Step 4: Simplify right side
11,995,576.18x = 141,418,997,296,303.72 - Step 5: Solve for x
x = 141,418,997,296,303.72/11,995,576.18 - Step 6: Final answer
x = 11,789,262.58
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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.