Finding the Fourth Proportional to 5,653,615.46, 8,481,369.08 and 4,439,143.09
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Solution
The fourth proportional to 5,653,615.46, 8,481,369.08 and 4,439,143.09 is: 6,659,457.33
Step by Step Solution
- Step 1: Write the proportion equation
5,653,615.46 : 8,481,369.08 = 4,439,143.09 : x - Step 2: Convert to fraction form
5,653,615.46/8,481,369.08 = 4,439,143.09/x - Step 3: Cross multiply
5,653,615.46x = 8,481,369.08 × 4,439,143.09 - Step 4: Simplify right side
5,653,615.46x = 37,650,010,880,619.09 - Step 5: Solve for x
x = 37,650,010,880,619.09/5,653,615.46 - Step 6: Final answer
x = 6,659,457.33
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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.