Finding the Fourth Proportional to 6,427,170.52, 8,869,772.50 and 3,848,358.44
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Solution
The fourth proportional to 6,427,170.52, 8,869,772.50 and 3,848,358.44 is: 5,310,900.61
Step by Step Solution
- Step 1: Write the proportion equation
6,427,170.52 : 8,869,772.50 = 3,848,358.44 : x - Step 2: Convert to fraction form
6,427,170.52/8,869,772.50 = 3,848,358.44/x - Step 3: Cross multiply
6,427,170.52x = 8,869,772.50 × 3,848,358.44 - Step 4: Simplify right side
6,427,170.52x = 34,134,063,861,254.90 - Step 5: Solve for x
x = 34,134,063,861,254.90/6,427,170.52 - Step 6: Final answer
x = 5,310,900.61
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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.