Finding the Fourth Proportional to 8,305,677.10, 12,458,515.65 and 2,240,397.10
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Solution
The fourth proportional to 8,305,677.10, 12,458,515.65 and 2,240,397.10 is: 3,360,595.65
Step by Step Solution
- Step 1: Write the proportion equation
8,305,677.10 : 12,458,515.65 = 2,240,397.10 : x - Step 2: Convert to fraction form
8,305,677.10/12,458,515.65 = 2,240,397.10/x - Step 3: Cross multiply
8,305,677.10x = 12,458,515.65 × 2,240,397.10 - Step 4: Simplify right side
8,305,677.10x = 27,912,022,332,564.62 - Step 5: Solve for x
x = 27,912,022,332,564.62/8,305,677.10 - Step 6: Final answer
x = 3,360,595.65
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Double scale
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Similar ratio
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1.5x scale
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.