Finding the Fourth Proportional to 6,983,525.08, 10,480,886.34 and 3,618,694.36
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Solution
The fourth proportional to 6,983,525.08, 10,480,886.34 and 3,618,694.36 is: 5,430,942.66
Step by Step Solution
- Step 1: Write the proportion equation
6,983,525.08 : 10,480,886.34 = 3,618,694.36 : x - Step 2: Convert to fraction form
6,983,525.08/10,480,886.34 = 3,618,694.36/x - Step 3: Cross multiply
6,983,525.08x = 10,480,886.34 × 3,618,694.36 - Step 4: Simplify right side
6,983,525.08x = 37,927,124,286,359.04 - Step 5: Solve for x
x = 37,927,124,286,359.04/6,983,525.08 - Step 6: Final answer
x = 5,430,942.66
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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.