Finding the Fourth Proportional to 9,202,888.26, 12,722,944.05 and 6,907,063.14
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Solution
The fourth proportional to 9,202,888.26, 12,722,944.05 and 6,907,063.14 is: 9,548,978.04
Step by Step Solution
- Step 1: Write the proportion equation
9,202,888.26 : 12,722,944.05 = 6,907,063.14 : x - Step 2: Convert to fraction form
9,202,888.26/12,722,944.05 = 6,907,063.14/x - Step 3: Cross multiply
9,202,888.26x = 12,722,944.05 × 6,907,063.14 - Step 4: Simplify right side
9,202,888.26x = 87,878,177,880,037.31 - Step 5: Solve for x
x = 87,878,177,880,037.31/9,202,888.26 - Step 6: Final answer
x = 9,548,978.04
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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.