Finding the Fourth Proportional to 8,975,591.20, 13,463,386.79 and 2,244,005.20
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Solution
The fourth proportional to 8,975,591.20, 13,463,386.79 and 2,244,005.20 is: 3,366,007.80
Step by Step Solution
- Step 1: Write the proportion equation
8,975,591.20 : 13,463,386.79 = 2,244,005.20 : x - Step 2: Convert to fraction form
8,975,591.20/13,463,386.79 = 2,244,005.20/x - Step 3: Cross multiply
8,975,591.20x = 13,463,386.79 × 2,244,005.20 - Step 4: Simplify right side
8,975,591.20x = 30,211,909,966,371.31 - Step 5: Solve for x
x = 30,211,909,966,371.31/8,975,591.20 - Step 6: Final answer
x = 3,366,007.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.