Finding the Fourth Proportional to 27,186,640.41, 37,518,387.62 and 14,797,629.66
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Solution
The fourth proportional to 27,186,640.41, 37,518,387.62 and 14,797,629.66 is: 20,421,177.35
Step by Step Solution
- Step 1: Write the proportion equation
27,186,640.41 : 37,518,387.62 = 14,797,629.66 : x - Step 2: Convert to fraction form
27,186,640.41/37,518,387.62 = 14,797,629.66/x - Step 3: Cross multiply
27,186,640.41x = 37,518,387.62 × 14,797,629.66 - Step 4: Simplify right side
27,186,640.41x = 555,183,205,367,100.69 - Step 5: Solve for x
x = 555,183,205,367,100.69/27,186,640.41 - Step 6: Final answer
x = 20,421,177.35
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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.