Finding the Fourth Proportional to 7,347,614.20, 11,018,796.90 and 2,555,459.80
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Solution
The fourth proportional to 7,347,614.20, 11,018,796.90 and 2,555,459.80 is: 3,832,276.95
Step by Step Solution
- Step 1: Write the proportion equation
7,347,614.20 : 11,018,796.90 = 2,555,459.80 : x - Step 2: Convert to fraction form
7,347,614.20/11,018,796.90 = 2,555,459.80/x - Step 3: Cross multiply
7,347,614.20x = 11,018,796.90 × 2,555,459.80 - Step 4: Simplify right side
7,347,614.20x = 28,158,092,522,314.62 - Step 5: Solve for x
x = 28,158,092,522,314.62/7,347,614.20 - Step 6: Final answer
x = 3,832,276.95
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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.