Finding the Fourth Proportional to 8,245,379.02, 12,368,163.75 and 2,488,162.53
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Solution
The fourth proportional to 8,245,379.02, 12,368,163.75 and 2,488,162.53 is: 3,732,272.53
Step by Step Solution
- Step 1: Write the proportion equation
8,245,379.02 : 12,368,163.75 = 2,488,162.53 : x - Step 2: Convert to fraction form
8,245,379.02/12,368,163.75 = 2,488,162.53/x - Step 3: Cross multiply
8,245,379.02x = 12,368,163.75 × 2,488,162.53 - Step 4: Simplify right side
8,245,379.02x = 30,774,001,607,654.29 - Step 5: Solve for x
x = 30,774,001,607,654.29/8,245,379.02 - Step 6: Final answer
x = 3,732,272.53
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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.