Finding the Fourth Proportional to 19,965,252.66, 27,552,049.20 and 10,797,895.68
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Solution
The fourth proportional to 19,965,252.66, 27,552,049.20 and 10,797,895.68 is: 14,901,096.32
Step by Step Solution
- Step 1: Write the proportion equation
19,965,252.66 : 27,552,049.20 = 10,797,895.68 : x - Step 2: Convert to fraction form
19,965,252.66/27,552,049.20 = 10,797,895.68/x - Step 3: Cross multiply
19,965,252.66x = 27,552,049.20 × 10,797,895.68 - Step 4: Simplify right side
19,965,252.66x = 297,504,153,031,827.44 - Step 5: Solve for x
x = 297,504,153,031,827.44/19,965,252.66 - Step 6: Final answer
x = 14,901,096.32
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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.