Finding the Fourth Proportional to 11,133,051.10, 16,699,576.65 and 8,610,516.70
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Solution
The fourth proportional to 11,133,051.10, 16,699,576.65 and 8,610,516.70 is: 12,915,775.05
Step by Step Solution
- Step 1: Write the proportion equation
11,133,051.10 : 16,699,576.65 = 8,610,516.70 : x - Step 2: Convert to fraction form
11,133,051.10/16,699,576.65 = 8,610,516.70/x - Step 3: Cross multiply
11,133,051.10x = 16,699,576.65 × 8,610,516.70 - Step 4: Simplify right side
11,133,051.10x = 143,791,983,627,755.03 - Step 5: Solve for x
x = 143,791,983,627,755.03/11,133,051.10 - Step 6: Final answer
x = 12,915,775.05
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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.