Finding the Fourth Proportional to 14,951,538.02, 20,633,130.38 and 8,076,020.09
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Solution
The fourth proportional to 14,951,538.02, 20,633,130.38 and 8,076,020.09 is: 11,144,911.99
Step by Step Solution
- Step 1: Write the proportion equation
14,951,538.02 : 20,633,130.38 = 8,076,020.09 : x - Step 2: Convert to fraction form
14,951,538.02/20,633,130.38 = 8,076,020.09/x - Step 3: Cross multiply
14,951,538.02x = 20,633,130.38 × 8,076,020.09 - Step 4: Simplify right side
14,951,538.02x = 166,633,575,385,493.72 - Step 5: Solve for x
x = 166,633,575,385,493.72/14,951,538.02 - Step 6: Final answer
x = 11,144,911.99
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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.