Finding the Fourth Proportional to 11,889,860.36, 16,409,019.26 and 6,734,139.08
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Solution
The fourth proportional to 11,889,860.36, 16,409,019.26 and 6,734,139.08 is: 9,293,685.08
Step by Step Solution
- Step 1: Write the proportion equation
11,889,860.36 : 16,409,019.26 = 6,734,139.08 : x - Step 2: Convert to fraction form
11,889,860.36/16,409,019.26 = 6,734,139.08/x - Step 3: Cross multiply
11,889,860.36x = 16,409,019.26 × 6,734,139.08 - Step 4: Simplify right side
11,889,860.36x = 110,500,617,863,238.69 - Step 5: Solve for x
x = 110,500,617,863,238.69/11,889,860.36 - Step 6: Final answer
x = 9,293,685.08
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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.