Finding the Fourth Proportional to 6,475,229.64, 8,935,889.04 and 3,574,621.80
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Solution
The fourth proportional to 6,475,229.64, 8,935,889.04 and 3,574,621.80 is: 4,933,017.91
Step by Step Solution
- Step 1: Write the proportion equation
6,475,229.64 : 8,935,889.04 = 3,574,621.80 : x - Step 2: Convert to fraction form
6,475,229.64/8,935,889.04 = 3,574,621.80/x - Step 3: Cross multiply
6,475,229.64x = 8,935,889.04 × 3,574,621.80 - Step 4: Simplify right side
6,475,229.64x = 31,942,423,764,765.07 - Step 5: Solve for x
x = 31,942,423,764,765.07/6,475,229.64 - Step 6: Final answer
x = 4,933,017.91
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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.