Finding the Fourth Proportional to 11,455,860.10, 17,183,401.35 and 2,936,280.10
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Solution
The fourth proportional to 11,455,860.10, 17,183,401.35 and 2,936,280.10 is: 4,404,320.50
Step by Step Solution
- Step 1: Write the proportion equation
11,455,860.10 : 17,183,401.35 = 2,936,280.10 : x - Step 2: Convert to fraction form
11,455,860.10/17,183,401.35 = 2,936,280.10/x - Step 3: Cross multiply
11,455,860.10x = 17,183,401.35 × 2,936,280.10 - Step 4: Simplify right side
11,455,860.10x = 50,455,279,434,318.14 - Step 5: Solve for x
x = 50,455,279,434,318.14/11,455,860.10 - Step 6: Final answer
x = 4,404,320.50
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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.