Finding the Fourth Proportional to 11,580,520.79, 17,370,905.91 and 3,493,566.48
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Solution
The fourth proportional to 11,580,520.79, 17,370,905.91 and 3,493,566.48 is: 5,240,387.35
Step by Step Solution
- Step 1: Write the proportion equation
11,580,520.79 : 17,370,905.91 = 3,493,566.48 : x - Step 2: Convert to fraction form
11,580,520.79/17,370,905.91 = 3,493,566.48/x - Step 3: Cross multiply
11,580,520.79x = 17,370,905.91 × 3,493,566.48 - Step 4: Simplify right side
11,580,520.79x = 60,686,414,614,409.90 - Step 5: Solve for x
x = 60,686,414,614,409.90/11,580,520.79 - Step 6: Final answer
x = 5,240,387.35
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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.