Finding the Fourth Proportional to 5,657,127.70, 7,807,658.98 and 3,176,626.84
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Solution
The fourth proportional to 5,657,127.70, 7,807,658.98 and 3,176,626.84 is: 4,384,207.04
Step by Step Solution
- Step 1: Write the proportion equation
5,657,127.70 : 7,807,658.98 = 3,176,626.84 : x - Step 2: Convert to fraction form
5,657,127.70/7,807,658.98 = 3,176,626.84/x - Step 3: Cross multiply
5,657,127.70x = 7,807,658.98 × 3,176,626.84 - Step 4: Simplify right side
5,657,127.70x = 24,802,019,073,435.02 - Step 5: Solve for x
x = 24,802,019,073,435.02/5,657,127.70 - Step 6: Final answer
x = 4,384,207.04
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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.