Finding the Fourth Proportional to 11,231,745.68, 16,847,605.56 and 3,658,699.28
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Solution
The fourth proportional to 11,231,745.68, 16,847,605.56 and 3,658,699.28 is: 5,488,044.70
Step by Step Solution
- Step 1: Write the proportion equation
11,231,745.68 : 16,847,605.56 = 3,658,699.28 : x - Step 2: Convert to fraction form
11,231,745.68/16,847,605.56 = 3,658,699.28/x - Step 3: Cross multiply
11,231,745.68x = 16,847,605.56 × 3,658,699.28 - Step 4: Simplify right side
11,231,745.68x = 61,640,322,332,095.99 - Step 5: Solve for x
x = 61,640,322,332,095.99/11,231,745.68 - Step 6: Final answer
x = 5,488,044.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.