Finding the Fourth Proportional to 6,649,534.24, 9,959,867.16 and 4,082,958.52
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Solution
The fourth proportional to 6,649,534.24, 9,959,867.16 and 4,082,958.52 is: 6,115,574.87
Step by Step Solution
- Step 1: Write the proportion equation
6,649,534.24 : 9,959,867.16 = 4,082,958.52 : x - Step 2: Convert to fraction form
6,649,534.24/9,959,867.16 = 4,082,958.52/x - Step 3: Cross multiply
6,649,534.24x = 9,959,867.16 × 4,082,958.52 - Step 4: Simplify right side
6,649,534.24x = 40,665,724,484,015.53 - Step 5: Solve for x
x = 40,665,724,484,015.53/6,649,534.24 - Step 6: Final answer
x = 6,115,574.87
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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.