Finding the Fourth Proportional to 73,385,586.20, 110,100,497.70 and 39,323,250.20
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Solution
The fourth proportional to 73,385,586.20, 110,100,497.70 and 39,323,250.20 is: 58,996,727.32
Step by Step Solution
- Step 1: Write the proportion equation
73,385,586.20 : 110,100,497.70 = 39,323,250.20 : x - Step 2: Convert to fraction form
73,385,586.20/110,100,497.70 = 39,323,250.20/x - Step 3: Cross multiply
73,385,586.20x = 110,100,497.70 × 39,323,250.20 - Step 4: Simplify right side
73,385,586.20x = 4,329,509,418,201,625 - Step 5: Solve for x
x = 4,329,509,418,201,625/73,385,586.20 - Step 6: Final answer
x = 58,996,727.32
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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.