Finding the Fourth Proportional to 8,795,906.70, 13,182,369.36 and 4,905,208.59
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Solution
The fourth proportional to 8,795,906.70, 13,182,369.36 and 4,905,208.59 is: 7,351,404.88
Step by Step Solution
- Step 1: Write the proportion equation
8,795,906.70 : 13,182,369.36 = 4,905,208.59 : x - Step 2: Convert to fraction form
8,795,906.70/13,182,369.36 = 4,905,208.59/x - Step 3: Cross multiply
8,795,906.70x = 13,182,369.36 × 4,905,208.59 - Step 4: Simplify right side
8,795,906.70x = 64,662,271,421,224.80 - Step 5: Solve for x
x = 64,662,271,421,224.80/8,795,906.70 - Step 6: Final answer
x = 7,351,404.88
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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.