Finding the Fourth Proportional to 11,810,771.44, 16,298,864.46 and 6,378,263.44
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Solution
The fourth proportional to 11,810,771.44, 16,298,864.46 and 6,378,263.44 is: 8,802,003.48
Step by Step Solution
- Step 1: Write the proportion equation
11,810,771.44 : 16,298,864.46 = 6,378,263.44 : x - Step 2: Convert to fraction form
11,810,771.44/16,298,864.46 = 6,378,263.44/x - Step 3: Cross multiply
11,810,771.44x = 16,298,864.46 × 6,378,263.44 - Step 4: Simplify right side
11,810,771.44x = 103,958,451,266,842.03 - Step 5: Solve for x
x = 103,958,451,266,842.03/11,810,771.44 - Step 6: Final answer
x = 8,802,003.48
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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.