Finding the Fourth Proportional to 19,763,385.09, 27,267,254.41 and 11,060,174.85
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Solution
The fourth proportional to 19,763,385.09, 27,267,254.41 and 11,060,174.85 is: 15,259,562.07
Step by Step Solution
- Step 1: Write the proportion equation
19,763,385.09 : 27,267,254.41 = 11,060,174.85 : x - Step 2: Convert to fraction form
19,763,385.09/27,267,254.41 = 11,060,174.85/x - Step 3: Cross multiply
19,763,385.09x = 27,267,254.41 × 11,060,174.85 - Step 4: Simplify right side
19,763,385.09x = 301,580,601,454,033.56 - Step 5: Solve for x
x = 301,580,601,454,033.56/19,763,385.09 - Step 6: Final answer
x = 15,259,562.07
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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.