Finding the Fourth Proportional to 8,135,358.24, 11,226,763.80 and 4,464,336.60
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Solution
The fourth proportional to 8,135,358.24, 11,226,763.80 and 4,464,336.60 is: 6,160,767.73
Step by Step Solution
- Step 1: Write the proportion equation
8,135,358.24 : 11,226,763.80 = 4,464,336.60 : x - Step 2: Convert to fraction form
8,135,358.24/11,226,763.80 = 4,464,336.60/x - Step 3: Cross multiply
8,135,358.24x = 11,226,763.80 × 4,464,336.60 - Step 4: Simplify right side
8,135,358.24x = 50,120,052,531,895.08 - Step 5: Solve for x
x = 50,120,052,531,895.08/8,135,358.24 - Step 6: Final answer
x = 6,160,767.73
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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.