Finding the Fourth Proportional to 36,291,332.10, 54,436,998.15 and 18,151,479.30
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Solution
The fourth proportional to 36,291,332.10, 54,436,998.15 and 18,151,479.30 is: 27,227,218.95
Step by Step Solution
- Step 1: Write the proportion equation
36,291,332.10 : 54,436,998.15 = 18,151,479.30 : x - Step 2: Convert to fraction form
36,291,332.10/54,436,998.15 = 18,151,479.30/x - Step 3: Cross multiply
36,291,332.10x = 54,436,998.15 × 18,151,479.30 - Step 4: Simplify right side
36,291,332.10x = 988,112,045,073,863.25 - Step 5: Solve for x
x = 988,112,045,073,863.25/36,291,332.10 - Step 6: Final answer
x = 27,227,218.95
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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.