Finding the Fourth Proportional to 17,474,902.18, 26,212,339.44 and 4,695,406.90
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Solution
The fourth proportional to 17,474,902.18, 26,212,339.44 and 4,695,406.90 is: 7,043,106.63
Step by Step Solution
- Step 1: Write the proportion equation
17,474,902.18 : 26,212,339.44 = 4,695,406.90 : x - Step 2: Convert to fraction form
17,474,902.18/26,212,339.44 = 4,695,406.90/x - Step 3: Cross multiply
17,474,902.18x = 26,212,339.44 × 4,695,406.90 - Step 4: Simplify right side
17,474,902.18x = 123,077,599,471,718.16 - Step 5: Solve for x
x = 123,077,599,471,718.16/17,474,902.18 - Step 6: Final answer
x = 7,043,106.63
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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.