Finding the Fourth Proportional to 19,729,035.40, 29,593,553.10 and 6,267,224.20
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Solution
The fourth proportional to 19,729,035.40, 29,593,553.10 and 6,267,224.20 is: 9,400,836.30
Step by Step Solution
- Step 1: Write the proportion equation
19,729,035.40 : 29,593,553.10 = 6,267,224.20 : x - Step 2: Convert to fraction form
19,729,035.40/29,593,553.10 = 6,267,224.20/x - Step 3: Cross multiply
19,729,035.40x = 29,593,553.10 × 6,267,224.20 - Step 4: Simplify right side
19,729,035.40x = 185,469,432,152,305.03 - Step 5: Solve for x
x = 185,469,432,152,305.03/19,729,035.40 - Step 6: Final answer
x = 9,400,836.30
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1.5x scale
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.