Finding the Fourth Proportional to 11,092,427.10, 16,638,640.65 and 7,691,204.70
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Solution
The fourth proportional to 11,092,427.10, 16,638,640.65 and 7,691,204.70 is: 11,536,807.05
Step by Step Solution
- Step 1: Write the proportion equation
11,092,427.10 : 16,638,640.65 = 7,691,204.70 : x - Step 2: Convert to fraction form
11,092,427.10/16,638,640.65 = 7,691,204.70/x - Step 3: Cross multiply
11,092,427.10x = 16,638,640.65 × 7,691,204.70 - Step 4: Simplify right side
11,092,427.10x = 127,971,191,168,891.06 - Step 5: Solve for x
x = 127,971,191,168,891.06/11,092,427.10 - Step 6: Final answer
x = 11,536,807.05
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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.