Finding the Fourth Proportional to 10,861,353.10, 16,268,410.05 and 6,594,078.70
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Solution
The fourth proportional to 10,861,353.10, 16,268,410.05 and 6,594,078.70 is: 9,876,778.26
Step by Step Solution
- Step 1: Write the proportion equation
10,861,353.10 : 16,268,410.05 = 6,594,078.70 : x - Step 2: Convert to fraction form
10,861,353.10/16,268,410.05 = 6,594,078.70/x - Step 3: Cross multiply
10,861,353.10x = 16,268,410.05 × 6,594,078.70 - Step 4: Simplify right side
10,861,353.10x = 107,275,176,193,570.94 - Step 5: Solve for x
x = 107,275,176,193,570.94/10,861,353.10 - Step 6: Final answer
x = 9,876,778.26
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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.