Finding the Fourth Proportional to 6,644,793.20, 9,969,401.10 and 2,385,294.80
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Solution
The fourth proportional to 6,644,793.20, 9,969,401.10 and 2,385,294.80 is: 3,578,735.99
Step by Step Solution
- Step 1: Write the proportion equation
6,644,793.20 : 9,969,401.10 = 2,385,294.80 : x - Step 2: Convert to fraction form
6,644,793.20/9,969,401.10 = 2,385,294.80/x - Step 3: Cross multiply
6,644,793.20x = 9,969,401.10 × 2,385,294.80 - Step 4: Simplify right side
6,644,793.20x = 23,779,960,602,944.28 - Step 5: Solve for x
x = 23,779,960,602,944.28/6,644,793.20 - Step 6: Final answer
x = 3,578,735.99
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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.