Finding the Fourth Proportional to 67,507,704.70, 93,161,079.76 and 36,567,873.68
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Solution
The fourth proportional to 67,507,704.70, 93,161,079.76 and 36,567,873.68 is: 50,463,907.95
Step by Step Solution
- Step 1: Write the proportion equation
67,507,704.70 : 93,161,079.76 = 36,567,873.68 : x - Step 2: Convert to fraction form
67,507,704.70/93,161,079.76 = 36,567,873.68/x - Step 3: Cross multiply
67,507,704.70x = 93,161,079.76 × 36,567,873.68 - Step 4: Simplify right side
67,507,704.70x = 3,406,702,595,998,859 - Step 5: Solve for x
x = 3,406,702,595,998,859/67,507,704.70 - Step 6: Final answer
x = 50,463,907.95
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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.