Finding the Fourth Proportional to 12,346,768.68, 18,514,092.74 and 6,107,662.68
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Solution
The fourth proportional to 12,346,768.68, 18,514,092.74 and 6,107,662.68 is: 9,158,496.13
Step by Step Solution
- Step 1: Write the proportion equation
12,346,768.68 : 18,514,092.74 = 6,107,662.68 : x - Step 2: Convert to fraction form
12,346,768.68/18,514,092.74 = 6,107,662.68/x - Step 3: Cross multiply
12,346,768.68x = 18,514,092.74 × 6,107,662.68 - Step 4: Simplify right side
12,346,768.68x = 113,077,833,219,651.27 - Step 5: Solve for x
x = 113,077,833,219,651.27/12,346,768.68 - Step 6: Final answer
x = 9,158,496.13
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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.