Finding the Fourth Proportional to 7,923,419.56, 11,881,668.44 and 2,804,148.08
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Solution
The fourth proportional to 7,923,419.56, 11,881,668.44 and 2,804,148.08 is: 4,204,997.29
Step by Step Solution
- Step 1: Write the proportion equation
7,923,419.56 : 11,881,668.44 = 2,804,148.08 : x - Step 2: Convert to fraction form
7,923,419.56/11,881,668.44 = 2,804,148.08/x - Step 3: Cross multiply
7,923,419.56x = 11,881,668.44 × 2,804,148.08 - Step 4: Simplify right side
7,923,419.56x = 33,317,957,743,222.59 - Step 5: Solve for x
x = 33,317,957,743,222.59/7,923,419.56 - Step 6: Final answer
x = 4,204,997.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.