Finding the Fourth Proportional to 5,664,725.80, 8,497,080.98 and 2,630,432.46
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Solution
The fourth proportional to 5,664,725.80, 8,497,080.98 and 2,630,432.46 is: 3,945,645.10
Step by Step Solution
- Step 1: Write the proportion equation
5,664,725.80 : 8,497,080.98 = 2,630,432.46 : x - Step 2: Convert to fraction form
5,664,725.80/8,497,080.98 = 2,630,432.46/x - Step 3: Cross multiply
5,664,725.80x = 8,497,080.98 × 2,630,432.46 - Step 4: Simplify right side
5,664,725.80x = 22,350,997,589,131.29 - Step 5: Solve for x
x = 22,350,997,589,131.29/5,664,725.80 - Step 6: Final answer
x = 3,945,645.10
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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.