Finding the Fourth Proportional to 6,122,905.66, 8,449,607.36 and 3,369,593.09
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Solution
The fourth proportional to 6,122,905.66, 8,449,607.36 and 3,369,593.09 is: 4,650,037.11
Step by Step Solution
- Step 1: Write the proportion equation
6,122,905.66 : 8,449,607.36 = 3,369,593.09 : x - Step 2: Convert to fraction form
6,122,905.66/8,449,607.36 = 3,369,593.09/x - Step 3: Cross multiply
6,122,905.66x = 8,449,607.36 × 3,369,593.09 - Step 4: Simplify right side
6,122,905.66x = 28,471,738,539,645.09 - Step 5: Solve for x
x = 28,471,738,539,645.09/6,122,905.66 - Step 6: Final answer
x = 4,650,037.11
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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.