Finding the Fourth Proportional to 11,160,262.95, 15,400,098.97 and 6,264,362.94
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Solution
The fourth proportional to 11,160,262.95, 15,400,098.97 and 6,264,362.94 is: 8,644,223.68
Step by Step Solution
- Step 1: Write the proportion equation
11,160,262.95 : 15,400,098.97 = 6,264,362.94 : x - Step 2: Convert to fraction form
11,160,262.95/15,400,098.97 = 6,264,362.94/x - Step 3: Cross multiply
11,160,262.95x = 15,400,098.97 × 6,264,362.94 - Step 4: Simplify right side
11,160,262.95x = 96,471,809,260,000.19 - Step 5: Solve for x
x = 96,471,809,260,000.19/11,160,262.95 - Step 6: Final answer
x = 8,644,223.68
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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.