Finding the Fourth Proportional to 7,310,320.40, 10,965,333.42 and 2,517,903.56
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Solution
The fourth proportional to 7,310,320.40, 10,965,333.42 and 2,517,903.56 is: 3,776,804.65
Step by Step Solution
- Step 1: Write the proportion equation
7,310,320.40 : 10,965,333.42 = 2,517,903.56 : x - Step 2: Convert to fraction form
7,310,320.40/10,965,333.42 = 2,517,903.56/x - Step 3: Cross multiply
7,310,320.40x = 10,965,333.42 × 2,517,903.56 - Step 4: Simplify right side
7,310,320.40x = 27,609,652,082,218.31 - Step 5: Solve for x
x = 27,609,652,082,218.31/7,310,320.40 - Step 6: Final answer
x = 3,776,804.65
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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.