Finding the Fourth Proportional to 16,129,059.40, 24,193,589.10 and 7,171,107.40
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Solution
The fourth proportional to 16,129,059.40, 24,193,589.10 and 7,171,107.40 is: 10,756,661.10
Step by Step Solution
- Step 1: Write the proportion equation
16,129,059.40 : 24,193,589.10 = 7,171,107.40 : x - Step 2: Convert to fraction form
16,129,059.40/24,193,589.10 = 7,171,107.40/x - Step 3: Cross multiply
16,129,059.40x = 24,193,589.10 × 7,171,107.40 - Step 4: Simplify right side
16,129,059.40x = 173,494,825,827,569.38 - Step 5: Solve for x
x = 173,494,825,827,569.38/16,129,059.40 - Step 6: Final answer
x = 10,756,661.10
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1.5x scale
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.