Finding the Fourth Proportional to 7,983,822.99, 11,975,561.57 and 2,226,402.99
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Solution
The fourth proportional to 7,983,822.99, 11,975,561.57 and 2,226,402.99 is: 3,339,556.27
Step by Step Solution
- Step 1: Write the proportion equation
7,983,822.99 : 11,975,561.57 = 2,226,402.99 : x - Step 2: Convert to fraction form
7,983,822.99/11,975,561.57 = 2,226,402.99/x - Step 3: Cross multiply
7,983,822.99x = 11,975,561.57 × 2,226,402.99 - Step 4: Simplify right side
7,983,822.99x = 26,662,426,091,943.11 - Step 5: Solve for x
x = 26,662,426,091,943.11/7,983,822.99 - Step 6: Final answer
x = 3,339,556.27
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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.