Finding the Fourth Proportional to 11,452,286.61, 17,177,981.18 and 3,879,252.09
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Solution
The fourth proportional to 11,452,286.61, 17,177,981.18 and 3,879,252.09 is: 5,818,726.13
Step by Step Solution
- Step 1: Write the proportion equation
11,452,286.61 : 17,177,981.18 = 3,879,252.09 : x - Step 2: Convert to fraction form
11,452,286.61/17,177,981.18 = 3,879,252.09/x - Step 3: Cross multiply
11,452,286.61x = 17,177,981.18 × 3,879,252.09 - Step 4: Simplify right side
11,452,286.61x = 66,637,719,375,099.41 - Step 5: Solve for x
x = 66,637,719,375,099.41/11,452,286.61 - Step 6: Final answer
x = 5,818,726.13
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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.