Finding the Fourth Proportional to 14,273,020.19, 19,694,518.03 and 8,313,407.80
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Solution
The fourth proportional to 14,273,020.19, 19,694,518.03 and 8,313,407.80 is: 11,471,192.34
Step by Step Solution
- Step 1: Write the proportion equation
14,273,020.19 : 19,694,518.03 = 8,313,407.80 : x - Step 2: Convert to fraction form
14,273,020.19/19,694,518.03 = 8,313,407.80/x - Step 3: Cross multiply
14,273,020.19x = 19,694,518.03 × 8,313,407.80 - Step 4: Simplify right side
14,273,020.19x = 163,728,559,866,553.19 - Step 5: Solve for x
x = 163,728,559,866,553.19/14,273,020.19 - Step 6: Final answer
x = 11,471,192.34
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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.