Finding the Fourth Proportional to 11,212,525.14, 16,804,911.19 and 7,968,893.10
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Solution
The fourth proportional to 11,212,525.14, 16,804,911.19 and 7,968,893.10 is: 11,943,477.42
Step by Step Solution
- Step 1: Write the proportion equation
11,212,525.14 : 16,804,911.19 = 7,968,893.10 : x - Step 2: Convert to fraction form
11,212,525.14/16,804,911.19 = 7,968,893.10/x - Step 3: Cross multiply
11,212,525.14x = 16,804,911.19 × 7,968,893.10 - Step 4: Simplify right side
11,212,525.14x = 133,916,540,828,103.80 - Step 5: Solve for x
x = 133,916,540,828,103.80/11,212,525.14 - Step 6: Final answer
x = 11,943,477.42
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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.