Finding the Fourth Proportional to 6,260,414.12, 8,647,475.64 and 5,177,061.80
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Solution
The fourth proportional to 6,260,414.12, 8,647,475.64 and 5,177,061.80 is: 7,151,047.03
Step by Step Solution
- Step 1: Write the proportion equation
6,260,414.12 : 8,647,475.64 = 5,177,061.80 : x - Step 2: Convert to fraction form
6,260,414.12/8,647,475.64 = 5,177,061.80/x - Step 3: Cross multiply
6,260,414.12x = 8,647,475.64 × 5,177,061.80 - Step 4: Simplify right side
6,260,414.12x = 44,768,515,804,479.27 - Step 5: Solve for x
x = 44,768,515,804,479.27/6,260,414.12 - Step 6: Final answer
x = 7,151,047.03
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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.