Finding the Fourth Proportional to 6,153,159.36, 8,491,759.88 and 3,399,847.12
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Solution
The fourth proportional to 6,153,159.36, 8,491,759.88 and 3,399,847.12 is: 4,692,010.02
Step by Step Solution
- Step 1: Write the proportion equation
6,153,159.36 : 8,491,759.88 = 3,399,847.12 : x - Step 2: Convert to fraction form
6,153,159.36/8,491,759.88 = 3,399,847.12/x - Step 3: Cross multiply
6,153,159.36x = 8,491,759.88 × 3,399,847.12 - Step 4: Simplify right side
6,153,159.36x = 28,870,685,371,749.55 - Step 5: Solve for x
x = 28,870,685,371,749.55/6,153,159.36 - Step 6: Final answer
x = 4,692,010.02
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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.