Finding the Fourth Proportional to 8,185,149.87, 12,275,629.82 and 2,426,536.87
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Solution
The fourth proportional to 8,185,149.87, 12,275,629.82 and 2,426,536.87 is: 3,639,184.23
Step by Step Solution
- Step 1: Write the proportion equation
8,185,149.87 : 12,275,629.82 = 2,426,536.87 : x - Step 2: Convert to fraction form
8,185,149.87/12,275,629.82 = 2,426,536.87/x - Step 3: Cross multiply
8,185,149.87x = 12,275,629.82 × 2,426,536.87 - Step 4: Simplify right side
8,185,149.87x = 29,787,268,360,701.46 - Step 5: Solve for x
x = 29,787,268,360,701.46/8,185,149.87 - Step 6: Final answer
x = 3,639,184.23
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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.