Finding the Fourth Proportional to 4,750,163.10, 6,555,925.50 and 3,007,991.56
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Solution
The fourth proportional to 4,750,163.10, 6,555,925.50 and 3,007,991.56 is: 4,151,471.88
Step by Step Solution
- Step 1: Write the proportion equation
4,750,163.10 : 6,555,925.50 = 3,007,991.56 : x - Step 2: Convert to fraction form
4,750,163.10/6,555,925.50 = 3,007,991.56/x - Step 3: Cross multiply
4,750,163.10x = 6,555,925.50 × 3,007,991.56 - Step 4: Simplify right side
4,750,163.10x = 19,720,168,544,319 - Step 5: Solve for x
x = 19,720,168,544,319/4,750,163.10 - Step 6: Final answer
x = 4,151,471.88
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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.