Home / 31,938,768.80-44,075,453.64-18,187,735.76

Finding the Fourth Proportional to 31,938,768.80, 44,075,453.64 and 18,187,735.76

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Solution

The fourth proportional to 31,938,768.80, 44,075,453.64 and 18,187,735.76 is: 25,099,048.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938,768.80 : 44,075,453.64 = 18,187,735.76 : x
  2. Step 2: Convert to fraction form
    31,938,768.80/44,075,453.64 = 18,187,735.76/x
  3. Step 3: Cross multiply
    31,938,768.80x = 44,075,453.64 × 18,187,735.76
  4. Step 4: Simplify right side
    31,938,768.80x = 801,632,704,306,450.25
  5. Step 5: Solve for x
    x = 801,632,704,306,450.25/31,938,768.80
  6. Step 6: Final answer
    x = 25,099,048.41

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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.