Finding the Fourth Proportional to 8,934,135.26, 13,402,697.34 and 7,014,968.78
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Solution
The fourth proportional to 8,934,135.26, 13,402,697.34 and 7,014,968.78 is: 10,523,626.59
Step by Step Solution
- Step 1: Write the proportion equation
8,934,135.26 : 13,402,697.34 = 7,014,968.78 : x - Step 2: Convert to fraction form
8,934,135.26/13,402,697.34 = 7,014,968.78/x - Step 3: Cross multiply
8,934,135.26x = 13,402,697.34 × 7,014,968.78 - Step 4: Simplify right side
8,934,135.26x = 94,019,503,407,889.05 - Step 5: Solve for x
x = 94,019,503,407,889.05/8,934,135.26 - Step 6: Final answer
x = 10,523,626.59
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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.