Finding the Fourth Proportional to 9,075,408.30, 13,596,523.65 and 7,383,350.70
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Solution
The fourth proportional to 9,075,408.30, 13,596,523.65 and 7,383,350.70 is: 11,061,530.14
Step by Step Solution
- Step 1: Write the proportion equation
9,075,408.30 : 13,596,523.65 = 7,383,350.70 : x - Step 2: Convert to fraction form
9,075,408.30/13,596,523.65 = 7,383,350.70/x - Step 3: Cross multiply
9,075,408.30x = 13,596,523.65 × 7,383,350.70 - Step 4: Simplify right side
9,075,408.30x = 100,387,902,408,794.06 - Step 5: Solve for x
x = 100,387,902,408,794.06/9,075,408.30 - Step 6: Final answer
x = 11,061,530.14
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1.5x scale
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.