Finding the Fourth Proportional to 7,114,517.36, 10,670,178.72 and 3,272,649.92
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Solution
The fourth proportional to 7,114,517.36, 10,670,178.72 and 3,272,649.92 is: 4,908,240.12
Step by Step Solution
- Step 1: Write the proportion equation
7,114,517.36 : 10,670,178.72 = 3,272,649.92 : x - Step 2: Convert to fraction form
7,114,517.36/10,670,178.72 = 3,272,649.92/x - Step 3: Cross multiply
7,114,517.36x = 10,670,178.72 × 3,272,649.92 - Step 4: Simplify right side
7,114,517.36x = 34,919,759,534,393.70 - Step 5: Solve for x
x = 34,919,759,534,393.70/7,114,517.36 - Step 6: Final answer
x = 4,908,240.12
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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.