Finding the Fourth Proportional to 11,808,266.76, 17,713,415.07 and 3,288,603.24
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Solution
The fourth proportional to 11,808,266.76, 17,713,415.07 and 3,288,603.24 is: 4,933,187.52
Step by Step Solution
- Step 1: Write the proportion equation
11,808,266.76 : 17,713,415.07 = 3,288,603.24 : x - Step 2: Convert to fraction form
11,808,266.76/17,713,415.07 = 3,288,603.24/x - Step 3: Cross multiply
11,808,266.76x = 17,713,415.07 × 3,288,603.24 - Step 4: Simplify right side
11,808,266.76x = 58,252,394,190,666.83 - Step 5: Solve for x
x = 58,252,394,190,666.83/11,808,266.76 - Step 6: Final answer
x = 4,933,187.52
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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.