Finding the Fourth Proportional to 10,366,546.35, 15,549,819.53 and 2,793,512.10
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Solution
The fourth proportional to 10,366,546.35, 15,549,819.53 and 2,793,512.10 is: 4,190,268.15
Step by Step Solution
- Step 1: Write the proportion equation
10,366,546.35 : 15,549,819.53 = 2,793,512.10 : x - Step 2: Convert to fraction form
10,366,546.35/15,549,819.53 = 2,793,512.10/x - Step 3: Cross multiply
10,366,546.35x = 15,549,819.53 × 2,793,512.10 - Step 4: Simplify right side
10,366,546.35x = 43,438,608,995,903.76 - Step 5: Solve for x
x = 43,438,608,995,903.76/10,366,546.35 - Step 6: Final answer
x = 4,190,268.15
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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.