Home / 57,635,163.50-79,537,153.65-31,529,120.81

Finding the Fourth Proportional to 57,635,163.50, 79,537,153.65 and 31,529,120.81

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Solution

The fourth proportional to 57,635,163.50, 79,537,153.65 and 31,529,120.81 is: 43,510,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,635,163.50 : 79,537,153.65 = 31,529,120.81 : x
  2. Step 2: Convert to fraction form
    57,635,163.50/79,537,153.65 = 31,529,120.81/x
  3. Step 3: Cross multiply
    57,635,163.50x = 79,537,153.65 × 31,529,120.81
  4. Step 4: Simplify right side
    57,635,163.50x = 2,507,736,526,314,382.50
  5. Step 5: Solve for x
    x = 2,507,736,526,314,382.50/57,635,163.50
  6. Step 6: Final answer
    x = 43,510,530.27

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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.