Finding the Fourth Proportional to 10,560,958.75, 14,571,624.09 and 5,977,280.26
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Solution
The fourth proportional to 10,560,958.75, 14,571,624.09 and 5,977,280.26 is: 8,247,232.39
Step by Step Solution
- Step 1: Write the proportion equation
10,560,958.75 : 14,571,624.09 = 5,977,280.26 : x - Step 2: Convert to fraction form
10,560,958.75/14,571,624.09 = 5,977,280.26/x - Step 3: Cross multiply
10,560,958.75x = 14,571,624.09 × 5,977,280.26 - Step 4: Simplify right side
10,560,958.75x = 87,098,681,029,297.45 - Step 5: Solve for x
x = 87,098,681,029,297.45/10,560,958.75 - Step 6: Final answer
x = 8,247,232.39
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.