Finding the Fourth Proportional to 11,930,675.48, 16,466,202.07 and 7,036,436.24
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Solution
The fourth proportional to 11,930,675.48, 16,466,202.07 and 7,036,436.24 is: 9,711,384.84
Step by Step Solution
- Step 1: Write the proportion equation
11,930,675.48 : 16,466,202.07 = 7,036,436.24 : x - Step 2: Convert to fraction form
11,930,675.48/16,466,202.07 = 7,036,436.24/x - Step 3: Cross multiply
11,930,675.48x = 16,466,202.07 × 7,036,436.24 - Step 4: Simplify right side
11,930,675.48x = 115,863,380,880,588.92 - Step 5: Solve for x
x = 115,863,380,880,588.92/11,930,675.48 - Step 6: Final answer
x = 9,711,384.84
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1.5x scale
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.