Finding the Fourth Proportional to 10,442,699.12, 14,411,836.68 and 6,093,186.68
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Solution
The fourth proportional to 10,442,699.12, 14,411,836.68 and 6,093,186.68 is: 8,409,129.70
Step by Step Solution
- Step 1: Write the proportion equation
10,442,699.12 : 14,411,836.68 = 6,093,186.68 : x - Step 2: Convert to fraction form
10,442,699.12/14,411,836.68 = 6,093,186.68/x - Step 3: Cross multiply
10,442,699.12x = 14,411,836.68 × 6,093,186.68 - Step 4: Simplify right side
10,442,699.12x = 87,814,011,292,911.42 - Step 5: Solve for x
x = 87,814,011,292,911.42/10,442,699.12 - Step 6: Final answer
x = 8,409,129.70
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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.