Finding the Fourth Proportional to 6,122,906.09, 8,449,607.97 and 3,369,593.52
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Solution
The fourth proportional to 6,122,906.09, 8,449,607.97 and 3,369,593.52 is: 4,650,037.72
Step by Step Solution
- Step 1: Write the proportion equation
6,122,906.09 : 8,449,607.97 = 3,369,593.52 : x - Step 2: Convert to fraction form
6,122,906.09/8,449,607.97 = 3,369,593.52/x - Step 3: Cross multiply
6,122,906.09x = 8,449,607.97 × 3,369,593.52 - Step 4: Simplify right side
6,122,906.09x = 28,471,744,262,252.36 - Step 5: Solve for x
x = 28,471,744,262,252.36/6,122,906.09 - Step 6: Final answer
x = 4,650,037.72
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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.