Finding the Fourth Proportional to 11,128,262.70, 16,693,525.62 and 3,840,773.97
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Solution
The fourth proportional to 11,128,262.70, 16,693,525.62 and 3,840,773.97 is: 5,761,551.50
Step by Step Solution
- Step 1: Write the proportion equation
11,128,262.70 : 16,693,525.62 = 3,840,773.97 : x - Step 2: Convert to fraction form
11,128,262.70/16,693,525.62 = 3,840,773.97/x - Step 3: Cross multiply
11,128,262.70x = 16,693,525.62 × 3,840,773.97 - Step 4: Simplify right side
11,128,262.70x = 64,116,058,668,824.11 - Step 5: Solve for x
x = 64,116,058,668,824.11/11,128,262.70 - Step 6: Final answer
x = 5,761,551.50
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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.