Finding the Fourth Proportional to 7,548,941.18, 10,417,833.74 and 4,286,059.49
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Solution
The fourth proportional to 7,548,941.18, 10,417,833.74 and 4,286,059.49 is: 5,914,929.53
Step by Step Solution
- Step 1: Write the proportion equation
7,548,941.18 : 10,417,833.74 = 4,286,059.49 : x - Step 2: Convert to fraction form
7,548,941.18/10,417,833.74 = 4,286,059.49/x - Step 3: Cross multiply
7,548,941.18x = 10,417,833.74 × 4,286,059.49 - Step 4: Simplify right side
7,548,941.18x = 44,651,455,093,049.73 - Step 5: Solve for x
x = 44,651,455,093,049.73/7,548,941.18 - Step 6: Final answer
x = 5,914,929.53
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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.