Finding the Fourth Proportional to 53,809,795.94, 74,238,113.12 and 41,423,682.02
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Solution
The fourth proportional to 53,809,795.94, 74,238,113.12 and 41,423,682.02 is: 57,149,742.68
Step by Step Solution
- Step 1: Write the proportion equation
53,809,795.94 : 74,238,113.12 = 41,423,682.02 : x - Step 2: Convert to fraction form
53,809,795.94/74,238,113.12 = 41,423,682.02/x - Step 3: Cross multiply
53,809,795.94x = 74,238,113.12 × 41,423,682.02 - Step 4: Simplify right side
53,809,795.94x = 3,075,215,991,647,670.50 - Step 5: Solve for x
x = 3,075,215,991,647,670.50/53,809,795.94 - Step 6: Final answer
x = 57,149,742.68
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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.