Finding the Fourth Proportional to 10,203,790.95, 14,080,699.94 and 6,336,229.14
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Solution
The fourth proportional to 10,203,790.95, 14,080,699.94 and 6,336,229.14 is: 8,743,666.12
Step by Step Solution
- Step 1: Write the proportion equation
10,203,790.95 : 14,080,699.94 = 6,336,229.14 : x - Step 2: Convert to fraction form
10,203,790.95/14,080,699.94 = 6,336,229.14/x - Step 3: Cross multiply
10,203,790.95x = 14,080,699.94 × 6,336,229.14 - Step 4: Simplify right side
10,203,790.95x = 89,218,541,239,743.11 - Step 5: Solve for x
x = 89,218,541,239,743.11/10,203,790.95 - Step 6: Final answer
x = 8,743,666.12
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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.