Finding the Fourth Proportional to 14,980,942.80, 22,471,414.20 and 14,561,038.80
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Solution
The fourth proportional to 14,980,942.80, 22,471,414.20 and 14,561,038.80 is: 21,841,558.20
Step by Step Solution
- Step 1: Write the proportion equation
14,980,942.80 : 22,471,414.20 = 14,561,038.80 : x - Step 2: Convert to fraction form
14,980,942.80/22,471,414.20 = 14,561,038.80/x - Step 3: Cross multiply
14,980,942.80x = 22,471,414.20 × 14,561,038.80 - Step 4: Simplify right side
14,980,942.80x = 327,207,134,057,070.94 - Step 5: Solve for x
x = 327,207,134,057,070.94/14,980,942.80 - Step 6: Final answer
x = 21,841,558.20
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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.