Finding the Fourth Proportional to 14,534,903.08, 20,058,620.48 and 8,341,082.79
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Solution
The fourth proportional to 14,534,903.08, 20,058,620.48 and 8,341,082.79 is: 11,510,954.92
Step by Step Solution
- Step 1: Write the proportion equation
14,534,903.08 : 20,058,620.48 = 8,341,082.79 : x - Step 2: Convert to fraction form
14,534,903.08/20,058,620.48 = 8,341,082.79/x - Step 3: Cross multiply
14,534,903.08x = 20,058,620.48 × 8,341,082.79 - Step 4: Simplify right side
14,534,903.08x = 167,310,614,076,869.53 - Step 5: Solve for x
x = 167,310,614,076,869.53/14,534,903.08 - Step 6: Final answer
x = 11,510,954.92
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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.