Finding the Fourth Proportional to 7,790,636.12, 11,686,120.25 and 2,673,043.81
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Solution
The fourth proportional to 7,790,636.12, 11,686,120.25 and 2,673,043.81 is: 4,009,622.69
Step by Step Solution
- Step 1: Write the proportion equation
7,790,636.12 : 11,686,120.25 = 2,673,043.81 : x - Step 2: Convert to fraction form
7,790,636.12/11,686,120.25 = 2,673,043.81/x - Step 3: Cross multiply
7,790,636.12x = 11,686,120.25 × 2,673,043.81 - Step 4: Simplify right side
7,790,636.12x = 31,237,511,354,597.63 - Step 5: Solve for x
x = 31,237,511,354,597.63/7,790,636.12 - Step 6: Final answer
x = 4,009,622.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.