Finding the Fourth Proportional to 17,239,942.08, 25,860,576.36 and 6,456,126.96
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Solution
The fourth proportional to 17,239,942.08, 25,860,576.36 and 6,456,126.96 is: 9,684,438.81
Step by Step Solution
- Step 1: Write the proportion equation
17,239,942.08 : 25,860,576.36 = 6,456,126.96 : x - Step 2: Convert to fraction form
17,239,942.08/25,860,576.36 = 6,456,126.96/x - Step 3: Cross multiply
17,239,942.08x = 25,860,576.36 × 6,456,126.96 - Step 4: Simplify right side
17,239,942.08x = 166,959,164,238,934.66 - Step 5: Solve for x
x = 166,959,164,238,934.66/17,239,942.08 - Step 6: Final answer
x = 9,684,438.81
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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.