Finding the Fourth Proportional to 9,072,840.70, 13,609,261.05 and 4,024,151.20
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Solution
The fourth proportional to 9,072,840.70, 13,609,261.05 and 4,024,151.20 is: 6,036,226.80
Step by Step Solution
- Step 1: Write the proportion equation
9,072,840.70 : 13,609,261.05 = 4,024,151.20 : x - Step 2: Convert to fraction form
9,072,840.70/13,609,261.05 = 4,024,151.20/x - Step 3: Cross multiply
9,072,840.70x = 13,609,261.05 × 4,024,151.20 - Step 4: Simplify right side
9,072,840.70x = 54,765,724,185,470.77 - Step 5: Solve for x
x = 54,765,724,185,470.77/9,072,840.70 - Step 6: Final answer
x = 6,036,226.80
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Similar ratio
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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.