Finding the Fourth Proportional to 11,116,528.74, 16,663,232.45 and 4,297,785.32
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Solution
The fourth proportional to 11,116,528.74, 16,663,232.45 and 4,297,785.32 is: 6,442,208.49
Step by Step Solution
- Step 1: Write the proportion equation
11,116,528.74 : 16,663,232.45 = 4,297,785.32 : x - Step 2: Convert to fraction form
11,116,528.74/16,663,232.45 = 4,297,785.32/x - Step 3: Cross multiply
11,116,528.74x = 16,663,232.45 × 4,297,785.32 - Step 4: Simplify right side
11,116,528.74x = 71,614,995,859,760.17 - Step 5: Solve for x
x = 71,614,995,859,760.17/11,116,528.74 - Step 6: Final answer
x = 6,442,208.49
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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.