Finding the Fourth Proportional to 6,860,765.64, 9,467,637.30 and 3,763,244.64
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Solution
The fourth proportional to 6,860,765.64, 9,467,637.30 and 3,763,244.64 is: 5,193,157.32
Step by Step Solution
- Step 1: Write the proportion equation
6,860,765.64 : 9,467,637.30 = 3,763,244.64 : x - Step 2: Convert to fraction form
6,860,765.64/9,467,637.30 = 3,763,244.64/x - Step 3: Cross multiply
6,860,765.64x = 9,467,637.30 × 3,763,244.64 - Step 4: Simplify right side
6,860,765.64x = 35,629,035,322,689.08 - Step 5: Solve for x
x = 35,629,035,322,689.08/6,860,765.64 - Step 6: Final answer
x = 5,193,157.32
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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.