Finding the Fourth Proportional to 55,763,939.25, 83,626,115.04 and 16,361,195.49
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Solution
The fourth proportional to 55,763,939.25, 83,626,115.04 and 16,361,195.49 is: 24,535,985.70
Step by Step Solution
- Step 1: Write the proportion equation
55,763,939.25 : 83,626,115.04 = 16,361,195.49 : x - Step 2: Convert to fraction form
55,763,939.25/83,626,115.04 = 16,361,195.49/x - Step 3: Cross multiply
55,763,939.25x = 83,626,115.04 × 16,361,195.49 - Step 4: Simplify right side
55,763,939.25x = 1,368,223,216,238,669.25 - Step 5: Solve for x
x = 1,368,223,216,238,669.25/55,763,939.25 - Step 6: Final answer
x = 24,535,985.70
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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.