Finding the Fourth Proportional to 12,062,466.24, 18,067,716.68 and 5,663,129.28
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Solution
The fourth proportional to 12,062,466.24, 18,067,716.68 and 5,663,129.28 is: 8,482,495.48
Step by Step Solution
- Step 1: Write the proportion equation
12,062,466.24 : 18,067,716.68 = 5,663,129.28 : x - Step 2: Convert to fraction form
12,062,466.24/18,067,716.68 = 5,663,129.28/x - Step 3: Cross multiply
12,062,466.24x = 18,067,716.68 × 5,663,129.28 - Step 4: Simplify right side
12,062,466.24x = 102,319,815,353,252.39 - Step 5: Solve for x
x = 102,319,815,353,252.39/12,062,466.24 - Step 6: Final answer
x = 8,482,495.48
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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.