Finding the Fourth Proportional to 8,275,696.09, 11,420,281.51 and 4,791,181.80
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Solution
The fourth proportional to 8,275,696.09, 11,420,281.51 and 4,791,181.80 is: 6,611,727.20
Step by Step Solution
- Step 1: Write the proportion equation
8,275,696.09 : 11,420,281.51 = 4,791,181.80 : x - Step 2: Convert to fraction form
8,275,696.09/11,420,281.51 = 4,791,181.80/x - Step 3: Cross multiply
8,275,696.09x = 11,420,281.51 × 4,791,181.80 - Step 4: Simplify right side
8,275,696.09x = 54,716,644,921,588.52 - Step 5: Solve for x
x = 54,716,644,921,588.52/8,275,696.09 - Step 6: Final answer
x = 6,611,727.20
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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.