Finding the Fourth Proportional to 14,422,481.19, 21,636,608.64 and 5,324,634.09
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Solution
The fourth proportional to 14,422,481.19, 21,636,608.64 and 5,324,634.09 is: 7,988,016.93
Step by Step Solution
- Step 1: Write the proportion equation
14,422,481.19 : 21,636,608.64 = 5,324,634.09 : x - Step 2: Convert to fraction form
14,422,481.19/21,636,608.64 = 5,324,634.09/x - Step 3: Cross multiply
14,422,481.19x = 21,636,608.64 × 5,324,634.09 - Step 4: Simplify right side
14,422,481.19x = 115,207,023,956,532.53 - Step 5: Solve for x
x = 115,207,023,956,532.53/14,422,481.19 - Step 6: Final answer
x = 7,988,016.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.