Finding the Fourth Proportional to 10,531,793.41, 15,798,231.35 and 2,959,349.65
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Solution
The fourth proportional to 10,531,793.41, 15,798,231.35 and 2,959,349.65 is: 4,439,176.56
Step by Step Solution
- Step 1: Write the proportion equation
10,531,793.41 : 15,798,231.35 = 2,959,349.65 : x - Step 2: Convert to fraction form
10,531,793.41/15,798,231.35 = 2,959,349.65/x - Step 3: Cross multiply
10,531,793.41x = 15,798,231.35 × 2,959,349.65 - Step 4: Simplify right side
10,531,793.41x = 46,752,490,416,241.52 - Step 5: Solve for x
x = 46,752,490,416,241.52/10,531,793.41 - Step 6: Final answer
x = 4,439,176.56
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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.