Finding the Fourth Proportional to 36,695,745.30, 55,043,617.95 and 11,136,713.70
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Solution
The fourth proportional to 36,695,745.30, 55,043,617.95 and 11,136,713.70 is: 16,705,070.55
Step by Step Solution
- Step 1: Write the proportion equation
36,695,745.30 : 55,043,617.95 = 11,136,713.70 : x - Step 2: Convert to fraction form
36,695,745.30/55,043,617.95 = 11,136,713.70/x - Step 3: Cross multiply
36,695,745.30x = 55,043,617.95 × 11,136,713.70 - Step 4: Simplify right side
36,695,745.30x = 613,005,014,121,330.88 - Step 5: Solve for x
x = 613,005,014,121,330.88/36,695,745.30 - Step 6: Final answer
x = 16,705,070.55
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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.