Finding the Fourth Proportional to 11,292,141.24, 15,583,296.64 and 6,135,588.90
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Solution
The fourth proportional to 11,292,141.24, 15,583,296.64 and 6,135,588.90 is: 8,467,189.69
Step by Step Solution
- Step 1: Write the proportion equation
11,292,141.24 : 15,583,296.64 = 6,135,588.90 : x - Step 2: Convert to fraction form
11,292,141.24/15,583,296.64 = 6,135,588.90/x - Step 3: Cross multiply
11,292,141.24x = 15,583,296.64 × 6,135,588.90 - Step 4: Simplify right side
11,292,141.24x = 95,612,701,889,791.31 - Step 5: Solve for x
x = 95,612,701,889,791.31/11,292,141.24 - Step 6: Final answer
x = 8,467,189.69
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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.