Finding the Fourth Proportional to 6,260,412.44, 8,647,473.31 and 5,177,060.12
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Solution
The fourth proportional to 6,260,412.44, 8,647,473.31 and 5,177,060.12 is: 7,151,044.70
Step by Step Solution
- Step 1: Write the proportion equation
6,260,412.44 : 8,647,473.31 = 5,177,060.12 : x - Step 2: Convert to fraction form
6,260,412.44/8,647,473.31 = 5,177,060.12/x - Step 3: Cross multiply
6,260,412.44x = 8,647,473.31 × 5,177,060.12 - Step 4: Simplify right side
6,260,412.44x = 44,768,489,211,965.40 - Step 5: Solve for x
x = 44,768,489,211,965.40/6,260,412.44 - Step 6: Final answer
x = 7,151,044.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.