Finding the Fourth Proportional to 43,131,859.62, 64,676,154.83 and 14,367,882.66
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Solution
The fourth proportional to 43,131,859.62, 64,676,154.83 and 14,367,882.66 is: 21,544,617.17
Step by Step Solution
- Step 1: Write the proportion equation
43,131,859.62 : 64,676,154.83 = 14,367,882.66 : x - Step 2: Convert to fraction form
43,131,859.62/64,676,154.83 = 14,367,882.66/x - Step 3: Cross multiply
43,131,859.62x = 64,676,154.83 × 14,367,882.66 - Step 4: Simplify right side
43,131,859.62x = 929,259,403,497,432.25 - Step 5: Solve for x
x = 929,259,403,497,432.25/43,131,859.62 - Step 6: Final answer
x = 21,544,617.17
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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.