Finding the Fourth Proportional to 11,992,717, 16,549,950.09 and 6,486,090.31
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Solution
The fourth proportional to 11,992,717, 16,549,950.09 and 6,486,090.31 is: 8,950,804.97
Step by Step Solution
- Step 1: Write the proportion equation
11,992,717 : 16,549,950.09 = 6,486,090.31 : x - Step 2: Convert to fraction form
11,992,717/16,549,950.09 = 6,486,090.31/x - Step 3: Cross multiply
11,992,717x = 16,549,950.09 × 6,486,090.31 - Step 4: Simplify right side
11,992,717x = 107,344,470,909,732.62 - Step 5: Solve for x
x = 107,344,470,909,732.62/11,992,717 - Step 6: Final answer
x = 8,950,804.97
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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.