Finding the Fourth Proportional to 11,949,668.88, 16,490,467.56 and 6,793,030.68
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Solution
The fourth proportional to 11,949,668.88, 16,490,467.56 and 6,793,030.68 is: 9,374,339.42
Step by Step Solution
- Step 1: Write the proportion equation
11,949,668.88 : 16,490,467.56 = 6,793,030.68 : x - Step 2: Convert to fraction form
11,949,668.88/16,490,467.56 = 6,793,030.68/x - Step 3: Cross multiply
11,949,668.88x = 16,490,467.56 × 6,793,030.68 - Step 4: Simplify right side
11,949,668.88x = 112,020,252,062,624.73 - Step 5: Solve for x
x = 112,020,252,062,624.73/11,949,668.88 - Step 6: Final answer
x = 9,374,339.42
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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.