Finding the Fourth Proportional to 8,115,829.28, 11,199,396.24 and 4,493,924
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Solution
The fourth proportional to 8,115,829.28, 11,199,396.24 and 4,493,924 is: 6,201,366.96
Step by Step Solution
- Step 1: Write the proportion equation
8,115,829.28 : 11,199,396.24 = 4,493,924 : x - Step 2: Convert to fraction form
8,115,829.28/11,199,396.24 = 4,493,924/x - Step 3: Cross multiply
8,115,829.28x = 11,199,396.24 × 4,493,924 - Step 4: Simplify right side
8,115,829.28x = 50,329,235,548,445.76 - Step 5: Solve for x
x = 50,329,235,548,445.76/8,115,829.28 - Step 6: Final answer
x = 6,201,366.96
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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.