Finding the Fourth Proportional to 11,444,445.75, 15,793,353.87 and 6,217,474.44
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Solution
The fourth proportional to 11,444,445.75, 15,793,353.87 and 6,217,474.44 is: 8,580,124.91
Step by Step Solution
- Step 1: Write the proportion equation
11,444,445.75 : 15,793,353.87 = 6,217,474.44 : x - Step 2: Convert to fraction form
11,444,445.75/15,793,353.87 = 6,217,474.44/x - Step 3: Cross multiply
11,444,445.75x = 15,793,353.87 × 6,217,474.44 - Step 4: Simplify right side
11,444,445.75x = 98,194,774,008,600.08 - Step 5: Solve for x
x = 98,194,774,008,600.08/11,444,445.75 - Step 6: Final answer
x = 8,580,124.91
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1.5x scale
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.