Finding the Fourth Proportional to 45,428,329.61, 68,150,958.12 and 14,720,170.53
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Solution
The fourth proportional to 45,428,329.61, 68,150,958.12 and 14,720,170.53 is: 22,082,998.30
Step by Step Solution
- Step 1: Write the proportion equation
45,428,329.61 : 68,150,958.12 = 14,720,170.53 : x - Step 2: Convert to fraction form
45,428,329.61/68,150,958.12 = 14,720,170.53/x - Step 3: Cross multiply
45,428,329.61x = 68,150,958.12 × 14,720,170.53 - Step 4: Simplify right side
45,428,329.61x = 1,003,193,725,235,687.25 - Step 5: Solve for x
x = 1,003,193,725,235,687.25/45,428,329.61 - Step 6: Final answer
x = 22,082,998.30
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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.