Finding the Fourth Proportional to 7,385,057.84, 11,078,471.16 and 2,266,817.36
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Solution
The fourth proportional to 7,385,057.84, 11,078,471.16 and 2,266,817.36 is: 3,400,497.50
Step by Step Solution
- Step 1: Write the proportion equation
7,385,057.84 : 11,078,471.16 = 2,266,817.36 : x - Step 2: Convert to fraction form
7,385,057.84/11,078,471.16 = 2,266,817.36/x - Step 3: Cross multiply
7,385,057.84x = 11,078,471.16 × 2,266,817.36 - Step 4: Simplify right side
7,385,057.84x = 25,112,870,747,747.34 - Step 5: Solve for x
x = 25,112,870,747,747.34/7,385,057.84 - Step 6: Final answer
x = 3,400,497.50
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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.