Finding the Fourth Proportional to 8,310,075.35, 11,384,750.14 and 7,999,317.59
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Solution
The fourth proportional to 8,310,075.35, 11,384,750.14 and 7,999,317.59 is: 10,959,013.99
Step by Step Solution
- Step 1: Write the proportion equation
8,310,075.35 : 11,384,750.14 = 7,999,317.59 : x - Step 2: Convert to fraction form
8,310,075.35/11,384,750.14 = 7,999,317.59/x - Step 3: Cross multiply
8,310,075.35x = 11,384,750.14 × 7,999,317.59 - Step 4: Simplify right side
8,310,075.35x = 91,070,232,052,656.97 - Step 5: Solve for x
x = 91,070,232,052,656.97/8,310,075.35 - Step 6: Final answer
x = 10,959,013.99
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1.5x scale
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.