Finding the Fourth Proportional to 14,664,073.23, 21,996,128.30 and 5,079,450.74
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Solution
The fourth proportional to 14,664,073.23, 21,996,128.30 and 5,079,450.74 is: 7,619,182.49
Step by Step Solution
- Step 1: Write the proportion equation
14,664,073.23 : 21,996,128.30 = 5,079,450.74 : x - Step 2: Convert to fraction form
14,664,073.23/21,996,128.30 = 5,079,450.74/x - Step 3: Cross multiply
14,664,073.23x = 21,996,128.30 × 5,079,450.74 - Step 4: Simplify right side
14,664,073.23x = 111,728,250,035,192.06 - Step 5: Solve for x
x = 111,728,250,035,192.06/14,664,073.23 - Step 6: Final answer
x = 7,619,182.49
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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.