Finding the Fourth Proportional to 11,765,267.10, 16,233,549.75 and 6,868,266.78
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Solution
The fourth proportional to 11,765,267.10, 16,233,549.75 and 6,868,266.78 is: 9,476,737.72
Step by Step Solution
- Step 1: Write the proportion equation
11,765,267.10 : 16,233,549.75 = 6,868,266.78 : x - Step 2: Convert to fraction form
11,765,267.10/16,233,549.75 = 6,868,266.78/x - Step 3: Cross multiply
11,765,267.10x = 16,233,549.75 × 6,868,266.78 - Step 4: Simplify right side
11,765,267.10x = 111,496,350,469,402.31 - Step 5: Solve for x
x = 111,496,350,469,402.31/11,765,267.10 - Step 6: Final answer
x = 9,476,737.72
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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.