Finding the Fourth Proportional to 6,664,277.06, 9,995,272.51 and 2,114,311.70
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Solution
The fourth proportional to 6,664,277.06, 9,995,272.51 and 2,114,311.70 is: 3,171,104.90
Step by Step Solution
- Step 1: Write the proportion equation
6,664,277.06 : 9,995,272.51 = 2,114,311.70 : x - Step 2: Convert to fraction form
6,664,277.06/9,995,272.51 = 2,114,311.70/x - Step 3: Cross multiply
6,664,277.06x = 9,995,272.51 × 2,114,311.70 - Step 4: Simplify right side
6,664,277.06x = 21,133,121,612,581.37 - Step 5: Solve for x
x = 21,133,121,612,581.37/6,664,277.06 - Step 6: Final answer
x = 3,171,104.90
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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.