Finding the Fourth Proportional to 6,601,395.94, 9,900,043.26 and 3,187,560.02
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Solution
The fourth proportional to 6,601,395.94, 9,900,043.26 and 3,187,560.02 is: 4,780,349.84
Step by Step Solution
- Step 1: Write the proportion equation
6,601,395.94 : 9,900,043.26 = 3,187,560.02 : x - Step 2: Convert to fraction form
6,601,395.94/9,900,043.26 = 3,187,560.02/x - Step 3: Cross multiply
6,601,395.94x = 9,900,043.26 × 3,187,560.02 - Step 4: Simplify right side
6,601,395.94x = 31,556,982,058,236.77 - Step 5: Solve for x
x = 31,556,982,058,236.77/6,601,395.94 - Step 6: Final answer
x = 4,780,349.84
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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.