Finding the Fourth Proportional to 36,774,900.96, 55,143,195.84 and 13,726,881.60
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Solution
The fourth proportional to 36,774,900.96, 55,143,195.84 and 13,726,881.60 is: 20,583,172.23
Step by Step Solution
- Step 1: Write the proportion equation
36,774,900.96 : 55,143,195.84 = 13,726,881.60 : x - Step 2: Convert to fraction form
36,774,900.96/55,143,195.84 = 13,726,881.60/x - Step 3: Cross multiply
36,774,900.96x = 55,143,195.84 × 13,726,881.60 - Step 4: Simplify right side
36,774,900.96x = 756,944,120,341,292.62 - Step 5: Solve for x
x = 756,944,120,341,292.62/36,774,900.96 - Step 6: Final answer
x = 20,583,172.23
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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.