Finding the Fourth Proportional to 4,750,165.37, 6,555,928.61 and 3,007,993.82
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Solution
The fourth proportional to 4,750,165.37, 6,555,928.61 and 3,007,993.82 is: 4,151,474.99
Step by Step Solution
- Step 1: Write the proportion equation
4,750,165.37 : 6,555,928.61 = 3,007,993.82 : x - Step 2: Convert to fraction form
4,750,165.37/6,555,928.61 = 3,007,993.82/x - Step 3: Cross multiply
4,750,165.37x = 6,555,928.61 × 3,007,993.82 - Step 4: Simplify right side
4,750,165.37x = 19,720,192,695,421.58 - Step 5: Solve for x
x = 19,720,192,695,421.58/4,750,165.37 - Step 6: Final answer
x = 4,151,474.99
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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.