Finding the Fourth Proportional to 10,924,299.80, 16,393,010.70 and 4,533,885.80
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Solution
The fourth proportional to 10,924,299.80, 16,393,010.70 and 4,533,885.80 is: 6,803,551.70
Step by Step Solution
- Step 1: Write the proportion equation
10,924,299.80 : 16,393,010.70 = 4,533,885.80 : x - Step 2: Convert to fraction form
10,924,299.80/16,393,010.70 = 4,533,885.80/x - Step 3: Cross multiply
10,924,299.80x = 16,393,010.70 × 4,533,885.80 - Step 4: Simplify right side
10,924,299.80x = 74,324,038,431,978.05 - Step 5: Solve for x
x = 74,324,038,431,978.05/10,924,299.80 - Step 6: Final answer
x = 6,803,551.70
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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.