Finding the Fourth Proportional to 7,725,041.65, 11,589,715.18 and 6,299,189.26
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Solution
The fourth proportional to 7,725,041.65, 11,589,715.18 and 6,299,189.26 is: 9,450,539.27
Step by Step Solution
- Step 1: Write the proportion equation
7,725,041.65 : 11,589,715.18 = 6,299,189.26 : x - Step 2: Convert to fraction form
7,725,041.65/11,589,715.18 = 6,299,189.26/x - Step 3: Cross multiply
7,725,041.65x = 11,589,715.18 × 6,299,189.26 - Step 4: Simplify right side
7,725,041.65x = 73,005,809,414,687.19 - Step 5: Solve for x
x = 73,005,809,414,687.19/7,725,041.65 - Step 6: Final answer
x = 9,450,539.27
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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.