Finding the Fourth Proportional to 6,542,751.99, 9,028,562.75 and 3,642,068.28
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Solution
The fourth proportional to 6,542,751.99, 9,028,562.75 and 3,642,068.28 is: 5,025,812.08
Step by Step Solution
- Step 1: Write the proportion equation
6,542,751.99 : 9,028,562.75 = 3,642,068.28 : x - Step 2: Convert to fraction form
6,542,751.99/9,028,562.75 = 3,642,068.28/x - Step 3: Cross multiply
6,542,751.99x = 9,028,562.75 × 3,642,068.28 - Step 4: Simplify right side
6,542,751.99x = 32,882,641,942,411.41 - Step 5: Solve for x
x = 32,882,641,942,411.41/6,542,751.99 - Step 6: Final answer
x = 5,025,812.08
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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.