Finding the Fourth Proportional to 49,251,014.70, 73,876,522.05 and 43,582,310.70
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Solution
The fourth proportional to 49,251,014.70, 73,876,522.05 and 43,582,310.70 is: 65,373,466.05
Step by Step Solution
- Step 1: Write the proportion equation
49,251,014.70 : 73,876,522.05 = 43,582,310.70 : x - Step 2: Convert to fraction form
49,251,014.70/73,876,522.05 = 43,582,310.70/x - Step 3: Cross multiply
49,251,014.70x = 73,876,522.05 × 43,582,310.70 - Step 4: Simplify right side
49,251,014.70x = 3,219,709,537,418,501 - Step 5: Solve for x
x = 3,219,709,537,418,501/49,251,014.70 - Step 6: Final answer
x = 65,373,466.05
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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.