Finding the Fourth Proportional to 11,958,027.57, 16,501,926.49 and 6,731,010.09
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Solution
The fourth proportional to 11,958,027.57, 16,501,926.49 and 6,731,010.09 is: 9,288,708.61
Step by Step Solution
- Step 1: Write the proportion equation
11,958,027.57 : 16,501,926.49 = 6,731,010.09 : x - Step 2: Convert to fraction form
11,958,027.57/16,501,926.49 = 6,731,010.09/x - Step 3: Cross multiply
11,958,027.57x = 16,501,926.49 × 6,731,010.09 - Step 4: Simplify right side
11,958,027.57x = 111,074,633,691,800.77 - Step 5: Solve for x
x = 111,074,633,691,800.77/11,958,027.57 - Step 6: Final answer
x = 9,288,708.61
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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.