Finding the Fourth Proportional to 8,186,575.14, 11,293,988.49 and 6,007,331.70
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Solution
The fourth proportional to 8,186,575.14, 11,293,988.49 and 6,007,331.70 is: 8,287,560.29
Step by Step Solution
- Step 1: Write the proportion equation
8,186,575.14 : 11,293,988.49 = 6,007,331.70 : x - Step 2: Convert to fraction form
8,186,575.14/11,293,988.49 = 6,007,331.70/x - Step 3: Cross multiply
8,186,575.14x = 11,293,988.49 × 6,007,331.70 - Step 4: Simplify right side
8,186,575.14x = 67,846,735,075,412.13 - Step 5: Solve for x
x = 67,846,735,075,412.13/8,186,575.14 - Step 6: Final answer
x = 8,287,560.29
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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.