Finding the Fourth Proportional to 5,557,100.70, 8,335,651.05 and 2,722,748.70
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Solution
The fourth proportional to 5,557,100.70, 8,335,651.05 and 2,722,748.70 is: 4,084,123.05
Step by Step Solution
- Step 1: Write the proportion equation
5,557,100.70 : 8,335,651.05 = 2,722,748.70 : x - Step 2: Convert to fraction form
5,557,100.70/8,335,651.05 = 2,722,748.70/x - Step 3: Cross multiply
5,557,100.70x = 8,335,651.05 × 2,722,748.70 - Step 4: Simplify right side
5,557,100.70x = 22,695,883,060,041.14 - Step 5: Solve for x
x = 22,695,883,060,041.14/5,557,100.70 - Step 6: Final answer
x = 4,084,123.05
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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.