Finding the Fourth Proportional to 6,395,656.12, 8,826,120.84 and 3,495,169.24
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Solution
The fourth proportional to 6,395,656.12, 8,826,120.84 and 3,495,169.24 is: 4,823,396.61
Step by Step Solution
- Step 1: Write the proportion equation
6,395,656.12 : 8,826,120.84 = 3,495,169.24 : x - Step 2: Convert to fraction form
6,395,656.12/8,826,120.84 = 3,495,169.24/x - Step 3: Cross multiply
6,395,656.12x = 8,826,120.84 × 3,495,169.24 - Step 4: Simplify right side
6,395,656.12x = 30,848,786,068,490.96 - Step 5: Solve for x
x = 30,848,786,068,490.96/6,395,656.12 - Step 6: Final answer
x = 4,823,396.61
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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.