Finding the Fourth Proportional to 6,352,043.40, 8,765,873.42 and 3,451,434.44
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Solution
The fourth proportional to 6,352,043.40, 8,765,873.42 and 3,451,434.44 is: 4,763,008.60
Step by Step Solution
- Step 1: Write the proportion equation
6,352,043.40 : 8,765,873.42 = 3,451,434.44 : x - Step 2: Convert to fraction form
6,352,043.40/8,765,873.42 = 3,451,434.44/x - Step 3: Cross multiply
6,352,043.40x = 8,765,873.42 × 3,451,434.44 - Step 4: Simplify right side
6,352,043.40x = 30,254,837,357,382.04 - Step 5: Solve for x
x = 30,254,837,357,382.04/6,352,043.40 - Step 6: Final answer
x = 4,763,008.60
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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.