Finding the Fourth Proportional to 7,096,821.18, 10,645,231.77 and 2,239,619.96
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Solution
The fourth proportional to 7,096,821.18, 10,645,231.77 and 2,239,619.96 is: 3,359,429.94
Step by Step Solution
- Step 1: Write the proportion equation
7,096,821.18 : 10,645,231.77 = 2,239,619.96 : x - Step 2: Convert to fraction form
7,096,821.18/10,645,231.77 = 2,239,619.96/x - Step 3: Cross multiply
7,096,821.18x = 10,645,231.77 × 2,239,619.96 - Step 4: Simplify right side
7,096,821.18x = 23,841,273,577,531.21 - Step 5: Solve for x
x = 23,841,273,577,531.21/7,096,821.18 - Step 6: Final answer
x = 3,359,429.94
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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.