Finding the Fourth Proportional to 16,129,399.80, 24,194,099.70 and 7,153,951.80
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Solution
The fourth proportional to 16,129,399.80, 24,194,099.70 and 7,153,951.80 is: 10,730,927.70
Step by Step Solution
- Step 1: Write the proportion equation
16,129,399.80 : 24,194,099.70 = 7,153,951.80 : x - Step 2: Convert to fraction form
16,129,399.80/24,194,099.70 = 7,153,951.80/x - Step 3: Cross multiply
16,129,399.80x = 24,194,099.70 × 7,153,951.80 - Step 4: Simplify right side
16,129,399.80x = 173,083,423,098,194.44 - Step 5: Solve for x
x = 173,083,423,098,194.44/16,129,399.80 - Step 6: Final answer
x = 10,730,927.70
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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.