Finding the Fourth Proportional to 75,559,623.60, 113,339,435.40 and 27,684,346.80
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Solution
The fourth proportional to 75,559,623.60, 113,339,435.40 and 27,684,346.80 is: 41,526,520.20
Step by Step Solution
- Step 1: Write the proportion equation
75,559,623.60 : 113,339,435.40 = 27,684,346.80 : x - Step 2: Convert to fraction form
75,559,623.60/113,339,435.40 = 27,684,346.80/x - Step 3: Cross multiply
75,559,623.60x = 113,339,435.40 × 27,684,346.80 - Step 4: Simplify right side
75,559,623.60x = 3,137,728,235,729,797 - Step 5: Solve for x
x = 3,137,728,235,729,797/75,559,623.60 - Step 6: Final answer
x = 41,526,520.20
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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.