Finding the Fourth Proportional to 11,804,263.80, 16,289,943.66 and 6,647,713.08
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Solution
The fourth proportional to 11,804,263.80, 16,289,943.66 and 6,647,713.08 is: 9,173,877.62
Step by Step Solution
- Step 1: Write the proportion equation
11,804,263.80 : 16,289,943.66 = 6,647,713.08 : x - Step 2: Convert to fraction form
11,804,263.80/16,289,943.66 = 6,647,713.08/x - Step 3: Cross multiply
11,804,263.80x = 16,289,943.66 × 6,647,713.08 - Step 4: Simplify right side
11,804,263.80x = 108,290,871,541,045.08 - Step 5: Solve for x
x = 108,290,871,541,045.08/11,804,263.80 - Step 6: Final answer
x = 9,173,877.62
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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.