Finding the Fourth Proportional to 8,195,643.99, 11,311,469.25 and 4,888,150.53
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Solution
The fourth proportional to 8,195,643.99, 11,311,469.25 and 4,888,150.53 is: 6,746,530.78
Step by Step Solution
- Step 1: Write the proportion equation
8,195,643.99 : 11,311,469.25 = 4,888,150.53 : x - Step 2: Convert to fraction form
8,195,643.99/11,311,469.25 = 4,888,150.53/x - Step 3: Cross multiply
8,195,643.99x = 11,311,469.25 × 4,888,150.53 - Step 4: Simplify right side
8,195,643.99x = 55,292,164,409,466.20 - Step 5: Solve for x
x = 55,292,164,409,466.20/8,195,643.99 - Step 6: Final answer
x = 6,746,530.78
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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.