Finding the Fourth Proportional to 16,369,911.80, 24,554,867.70 and 5,583,627.80
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Solution
The fourth proportional to 16,369,911.80, 24,554,867.70 and 5,583,627.80 is: 8,375,441.70
Step by Step Solution
- Step 1: Write the proportion equation
16,369,911.80 : 24,554,867.70 = 5,583,627.80 : x - Step 2: Convert to fraction form
16,369,911.80/24,554,867.70 = 5,583,627.80/x - Step 3: Cross multiply
16,369,911.80x = 24,554,867.70 × 5,583,627.80 - Step 4: Simplify right side
16,369,911.80x = 137,105,241,915,042.05 - Step 5: Solve for x
x = 137,105,241,915,042.05/16,369,911.80 - Step 6: Final answer
x = 8,375,441.70
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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.