Finding the Fourth Proportional to 16,119,045.40, 24,178,568.10 and 11,017,211.80
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Solution
The fourth proportional to 16,119,045.40, 24,178,568.10 and 11,017,211.80 is: 16,525,817.70
Step by Step Solution
- Step 1: Write the proportion equation
16,119,045.40 : 24,178,568.10 = 11,017,211.80 : x - Step 2: Convert to fraction form
16,119,045.40/24,178,568.10 = 11,017,211.80/x - Step 3: Cross multiply
16,119,045.40x = 24,178,568.10 × 11,017,211.80 - Step 4: Simplify right side
16,119,045.40x = 266,380,405,778,423.62 - Step 5: Solve for x
x = 266,380,405,778,423.62/16,119,045.40 - Step 6: Final answer
x = 16,525,817.70
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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.