Finding the Fourth Proportional to 7,734,936.24, 10,674,402.24 and 4,250,247.12
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Solution
The fourth proportional to 7,734,936.24, 10,674,402.24 and 4,250,247.12 is: 5,865,445.55
Step by Step Solution
- Step 1: Write the proportion equation
7,734,936.24 : 10,674,402.24 = 4,250,247.12 : x - Step 2: Convert to fraction form
7,734,936.24/10,674,402.24 = 4,250,247.12/x - Step 3: Cross multiply
7,734,936.24x = 10,674,402.24 × 4,250,247.12 - Step 4: Simplify right side
7,734,936.24x = 45,368,847,378,281.55 - Step 5: Solve for x
x = 45,368,847,378,281.55/7,734,936.24 - Step 6: Final answer
x = 5,865,445.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.