Finding the Fourth Proportional to 84,406,015.99, 126,606,662.02 and 26,901,737.83
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Solution
The fourth proportional to 84,406,015.99, 126,606,662.02 and 26,901,737.83 is: 40,351,853.94
Step by Step Solution
- Step 1: Write the proportion equation
84,406,015.99 : 126,606,662.02 = 26,901,737.83 : x - Step 2: Convert to fraction form
84,406,015.99/126,606,662.02 = 26,901,737.83/x - Step 3: Cross multiply
84,406,015.99x = 126,606,662.02 × 26,901,737.83 - Step 4: Simplify right side
84,406,015.99x = 3,405,939,228,425,916 - Step 5: Solve for x
x = 3,405,939,228,425,916/84,406,015.99 - Step 6: Final answer
x = 40,351,853.94
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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.