Finding the Fourth Proportional to 7,702,611.48, 11,551,181.49 and 2,843,878.32
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Solution
The fourth proportional to 7,702,611.48, 11,551,181.49 and 2,843,878.32 is: 4,264,807.42
Step by Step Solution
- Step 1: Write the proportion equation
7,702,611.48 : 11,551,181.49 = 2,843,878.32 : x - Step 2: Convert to fraction form
7,702,611.48/11,551,181.49 = 2,843,878.32/x - Step 3: Cross multiply
7,702,611.48x = 11,551,181.49 × 2,843,878.32 - Step 4: Simplify right side
7,702,611.48x = 32,850,154,609,796.30 - Step 5: Solve for x
x = 32,850,154,609,796.30/7,702,611.48 - Step 6: Final answer
x = 4,264,807.42
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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.