Finding the Fourth Proportional to 11,323,415.02, 15,626,755.10 and 6,429,092.49
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Solution
The fourth proportional to 11,323,415.02, 15,626,755.10 and 6,429,092.49 is: 8,872,398.80
Step by Step Solution
- Step 1: Write the proportion equation
11,323,415.02 : 15,626,755.10 = 6,429,092.49 : x - Step 2: Convert to fraction form
11,323,415.02/15,626,755.10 = 6,429,092.49/x - Step 3: Cross multiply
11,323,415.02x = 15,626,755.10 × 6,429,092.49 - Step 4: Simplify right side
11,323,415.02x = 100,465,853,856,479.20 - Step 5: Solve for x
x = 100,465,853,856,479.20/11,323,415.02 - Step 6: Final answer
x = 8,872,398.80
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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.