Finding the Fourth Proportional to 36,883,354.56, 55,363,989.60 and 20,723,115.84
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Solution
The fourth proportional to 36,883,354.56, 55,363,989.60 and 20,723,115.84 is: 31,106,562.39
Step by Step Solution
- Step 1: Write the proportion equation
36,883,354.56 : 55,363,989.60 = 20,723,115.84 : x - Step 2: Convert to fraction form
36,883,354.56/55,363,989.60 = 20,723,115.84/x - Step 3: Cross multiply
36,883,354.56x = 55,363,989.60 × 20,723,115.84 - Step 4: Simplify right side
36,883,354.56x = 1,147,314,369,845,355.25 - Step 5: Solve for x
x = 1,147,314,369,845,355.25/36,883,354.56 - Step 6: Final answer
x = 31,106,562.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.