Finding the Fourth Proportional to 7,555,564.62, 10,426,375.62 and 4,117,731.84
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Solution
The fourth proportional to 7,555,564.62, 10,426,375.62 and 4,117,731.84 is: 5,682,304.50
Step by Step Solution
- Step 1: Write the proportion equation
7,555,564.62 : 10,426,375.62 = 4,117,731.84 : x - Step 2: Convert to fraction form
7,555,564.62/10,426,375.62 = 4,117,731.84/x - Step 3: Cross multiply
7,555,564.62x = 10,426,375.62 × 4,117,731.84 - Step 4: Simplify right side
7,555,564.62x = 42,933,018,866,273.73 - Step 5: Solve for x
x = 42,933,018,866,273.73/7,555,564.62 - Step 6: Final answer
x = 5,682,304.50
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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.