Finding the Fourth Proportional to 7,405,528.70, 11,104,298.97 and 3,359,809.08
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Solution
The fourth proportional to 7,405,528.70, 11,104,298.97 and 3,359,809.08 is: 5,037,901.54
Step by Step Solution
- Step 1: Write the proportion equation
7,405,528.70 : 11,104,298.97 = 3,359,809.08 : x - Step 2: Convert to fraction form
7,405,528.70/11,104,298.97 = 3,359,809.08/x - Step 3: Cross multiply
7,405,528.70x = 11,104,298.97 × 3,359,809.08 - Step 4: Simplify right side
7,405,528.70x = 37,308,324,450,919.16 - Step 5: Solve for x
x = 37,308,324,450,919.16/7,405,528.70 - Step 6: Final answer
x = 5,037,901.54
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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.