Finding the Fourth Proportional to 8,372,626.02, 12,542,123.58 and 3,817,408.77
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Solution
The fourth proportional to 8,372,626.02, 12,542,123.58 and 3,817,408.77 is: 5,718,446.33
Step by Step Solution
- Step 1: Write the proportion equation
8,372,626.02 : 12,542,123.58 = 3,817,408.77 : x - Step 2: Convert to fraction form
8,372,626.02/12,542,123.58 = 3,817,408.77/x - Step 3: Cross multiply
8,372,626.02x = 12,542,123.58 × 3,817,408.77 - Step 4: Simplify right side
8,372,626.02x = 47,878,412,548,715.80 - Step 5: Solve for x
x = 47,878,412,548,715.80/8,372,626.02 - Step 6: Final answer
x = 5,718,446.33
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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.