Finding the Fourth Proportional to 29,272,450.96, 40,395,942.70 and 16,220,555.11
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Solution
The fourth proportional to 29,272,450.96, 40,395,942.70 and 16,220,555.11 is: 22,384,344.09
Step by Step Solution
- Step 1: Write the proportion equation
29,272,450.96 : 40,395,942.70 = 16,220,555.11 : x - Step 2: Convert to fraction form
29,272,450.96/40,395,942.70 = 16,220,555.11/x - Step 3: Cross multiply
29,272,450.96x = 40,395,942.70 × 16,220,555.11 - Step 4: Simplify right side
29,272,450.96x = 655,244,614,785,752.25 - Step 5: Solve for x
x = 655,244,614,785,752.25/29,272,450.96 - Step 6: Final answer
x = 22,384,344.09
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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.