Finding the Fourth Proportional to 6,384,436.74, 9,576,387.18 and 2,971,549.44
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Solution
The fourth proportional to 6,384,436.74, 9,576,387.18 and 2,971,549.44 is: 4,457,199.46
Step by Step Solution
- Step 1: Write the proportion equation
6,384,436.74 : 9,576,387.18 = 2,971,549.44 : x - Step 2: Convert to fraction form
6,384,436.74/9,576,387.18 = 2,971,549.44/x - Step 3: Cross multiply
6,384,436.74x = 9,576,387.18 × 2,971,549.44 - Step 4: Simplify right side
6,384,436.74x = 28,456,707,961,952.18 - Step 5: Solve for x
x = 28,456,707,961,952.18/6,384,436.74 - Step 6: Final answer
x = 4,457,199.46
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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.