Finding the Fourth Proportional to 8,310,075.85, 11,384,750.83 and 7,999,318.09
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Solution
The fourth proportional to 8,310,075.85, 11,384,750.83 and 7,999,318.09 is: 10,959,014.68
Step by Step Solution
- Step 1: Write the proportion equation
8,310,075.85 : 11,384,750.83 = 7,999,318.09 : x - Step 2: Convert to fraction form
8,310,075.85/11,384,750.83 = 7,999,318.09/x - Step 3: Cross multiply
8,310,075.85x = 11,384,750.83 × 7,999,318.09 - Step 4: Simplify right side
8,310,075.85x = 91,070,243,224,564.92 - Step 5: Solve for x
x = 91,070,243,224,564.92/8,310,075.85 - Step 6: Final answer
x = 10,959,014.68
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.