Finding the Fourth Proportional to 52,733,721.12, 79,143,490.56 and 27,182,037.84
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Solution
The fourth proportional to 52,733,721.12, 79,143,490.56 and 27,182,037.84 is: 40,795,174.50
Step by Step Solution
- Step 1: Write the proportion equation
52,733,721.12 : 79,143,490.56 = 27,182,037.84 : x - Step 2: Convert to fraction form
52,733,721.12/79,143,490.56 = 27,182,037.84/x - Step 3: Cross multiply
52,733,721.12x = 79,143,490.56 × 27,182,037.84 - Step 4: Simplify right side
52,733,721.12x = 2,151,281,355,191,602.75 - Step 5: Solve for x
x = 2,151,281,355,191,602.75/52,733,721.12 - Step 6: Final answer
x = 40,795,174.50
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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.