Finding the Fourth Proportional to 6,805,117.80, 10,207,676.70 and 6,175,261.80
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Solution
The fourth proportional to 6,805,117.80, 10,207,676.70 and 6,175,261.80 is: 9,262,892.70
Step by Step Solution
- Step 1: Write the proportion equation
6,805,117.80 : 10,207,676.70 = 6,175,261.80 : x - Step 2: Convert to fraction form
6,805,117.80/10,207,676.70 = 6,175,261.80/x - Step 3: Cross multiply
6,805,117.80x = 10,207,676.70 × 6,175,261.80 - Step 4: Simplify right side
6,805,117.80x = 63,035,075,992,260.05 - Step 5: Solve for x
x = 63,035,075,992,260.05/6,805,117.80 - Step 6: Final answer
x = 9,262,892.70
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Similar ratio
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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.