Finding the Fourth Proportional to 14,367,436.26, 19,824,451.44 and 8,488,027.68
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Solution
The fourth proportional to 14,367,436.26, 19,824,451.44 and 8,488,027.68 is: 11,711,935.90
Step by Step Solution
- Step 1: Write the proportion equation
14,367,436.26 : 19,824,451.44 = 8,488,027.68 : x - Step 2: Convert to fraction form
14,367,436.26/19,824,451.44 = 8,488,027.68/x - Step 3: Cross multiply
14,367,436.26x = 19,824,451.44 × 8,488,027.68 - Step 4: Simplify right side
14,367,436.26x = 168,270,492,563,535.88 - Step 5: Solve for x
x = 168,270,492,563,535.88/14,367,436.26 - Step 6: Final answer
x = 11,711,935.90
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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.