Finding the Fourth Proportional to 5,310,010.20, 7,965,015.30 and 3,063,523.80
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Solution
The fourth proportional to 5,310,010.20, 7,965,015.30 and 3,063,523.80 is: 4,595,285.70
Step by Step Solution
- Step 1: Write the proportion equation
5,310,010.20 : 7,965,015.30 = 3,063,523.80 : x - Step 2: Convert to fraction form
5,310,010.20/7,965,015.30 = 3,063,523.80/x - Step 3: Cross multiply
5,310,010.20x = 7,965,015.30 × 3,063,523.80 - Step 4: Simplify right side
5,310,010.20x = 24,401,013,938,914.14 - Step 5: Solve for x
x = 24,401,013,938,914.14/5,310,010.20 - Step 6: Final answer
x = 4,595,285.70
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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.