Finding the Fourth Proportional to 11,839,253.36, 16,338,184.10 and 6,406,745.36
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Solution
The fourth proportional to 11,839,253.36, 16,338,184.10 and 6,406,745.36 is: 8,841,316.42
Step by Step Solution
- Step 1: Write the proportion equation
11,839,253.36 : 16,338,184.10 = 6,406,745.36 : x - Step 2: Convert to fraction form
11,839,253.36/16,338,184.10 = 6,406,745.36/x - Step 3: Cross multiply
11,839,253.36x = 16,338,184.10 × 6,406,745.36 - Step 4: Simplify right side
11,839,253.36x = 104,674,585,173,500.78 - Step 5: Solve for x
x = 104,674,585,173,500.78/11,839,253.36 - Step 6: Final answer
x = 8,841,316.42
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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.