Finding the Fourth Proportional to 10,364,941.80, 15,548,579.10 and 3,176,418.60
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Solution
The fourth proportional to 10,364,941.80, 15,548,579.10 and 3,176,418.60 is: 4,764,985.35
Step by Step Solution
- Step 1: Write the proportion equation
10,364,941.80 : 15,548,579.10 = 3,176,418.60 : x - Step 2: Convert to fraction form
10,364,941.80/15,548,579.10 = 3,176,418.60/x - Step 3: Cross multiply
10,364,941.80x = 15,548,579.10 × 3,176,418.60 - Step 4: Simplify right side
10,364,941.80x = 49,388,795,856,811.26 - Step 5: Solve for x
x = 49,388,795,856,811.26/10,364,941.80 - Step 6: Final answer
x = 4,764,985.35
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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.