Finding the Fourth Proportional to 75,559,622.10, 113,339,433.15 and 27,684,345.30
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Solution
The fourth proportional to 75,559,622.10, 113,339,433.15 and 27,684,345.30 is: 41,526,517.95
Step by Step Solution
- Step 1: Write the proportion equation
75,559,622.10 : 113,339,433.15 = 27,684,345.30 : x - Step 2: Convert to fraction form
75,559,622.10/113,339,433.15 = 27,684,345.30/x - Step 3: Cross multiply
75,559,622.10x = 113,339,433.15 × 27,684,345.30 - Step 4: Simplify right side
75,559,622.10x = 3,137,728,003,430,867 - Step 5: Solve for x
x = 3,137,728,003,430,867/75,559,622.10 - Step 6: Final answer
x = 41,526,517.95
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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.