Finding the Fourth Proportional to 37,183,709.98, 51,314,765.86 and 20,664,530.79
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Solution
The fourth proportional to 37,183,709.98, 51,314,765.86 and 20,664,530.79 is: 28,517,745.00
Step by Step Solution
- Step 1: Write the proportion equation
37,183,709.98 : 51,314,765.86 = 20,664,530.79 : x - Step 2: Convert to fraction form
37,183,709.98/51,314,765.86 = 20,664,530.79/x - Step 3: Cross multiply
37,183,709.98x = 51,314,765.86 × 20,664,530.79 - Step 4: Simplify right side
37,183,709.98x = 1,060,395,559,095,610.75 - Step 5: Solve for x
x = 1,060,395,559,095,610.75/37,183,709.98 - Step 6: Final answer
x = 28,517,745.00
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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.