Finding the Fourth Proportional to 6,307,181.60, 8,704,226.64 and 3,859,026.08
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Solution
The fourth proportional to 6,307,181.60, 8,704,226.64 and 3,859,026.08 is: 5,325,649.35
Step by Step Solution
- Step 1: Write the proportion equation
6,307,181.60 : 8,704,226.64 = 3,859,026.08 : x - Step 2: Convert to fraction form
6,307,181.60/8,704,226.64 = 3,859,026.08/x - Step 3: Cross multiply
6,307,181.60x = 8,704,226.64 × 3,859,026.08 - Step 4: Simplify right side
6,307,181.60x = 33,589,837,609,990.77 - Step 5: Solve for x
x = 33,589,837,609,990.77/6,307,181.60 - Step 6: Final answer
x = 5,325,649.35
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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.