Finding the Fourth Proportional to 18,050,465.17, 27,073,034.47 and 5,267,537.65
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Solution
The fourth proportional to 18,050,465.17, 27,073,034.47 and 5,267,537.65 is: 7,900,529.27
Step by Step Solution
- Step 1: Write the proportion equation
18,050,465.17 : 27,073,034.47 = 5,267,537.65 : x - Step 2: Convert to fraction form
18,050,465.17/27,073,034.47 = 5,267,537.65/x - Step 3: Cross multiply
18,050,465.17x = 27,073,034.47 × 5,267,537.65 - Step 4: Simplify right side
18,050,465.17x = 142,608,228,370,472.81 - Step 5: Solve for x
x = 142,608,228,370,472.81/18,050,465.17 - Step 6: Final answer
x = 7,900,529.27
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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.