Finding the Fourth Proportional to 6,805,515.58, 9,389,596.75 and 4,049,993.99
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Solution
The fourth proportional to 6,805,515.58, 9,389,596.75 and 4,049,993.99 is: 5,587,792.72
Step by Step Solution
- Step 1: Write the proportion equation
6,805,515.58 : 9,389,596.75 = 4,049,993.99 : x - Step 2: Convert to fraction form
6,805,515.58/9,389,596.75 = 4,049,993.99/x - Step 3: Cross multiply
6,805,515.58x = 9,389,596.75 × 4,049,993.99 - Step 4: Simplify right side
6,805,515.58x = 38,027,810,419,372.55 - Step 5: Solve for x
x = 38,027,810,419,372.55/6,805,515.58 - Step 6: Final answer
x = 5,587,792.72
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1.5x scale
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.