Home / 13,837,780.88-20,756,745.24-9,075,626.66

Finding the Fourth Proportional to 13,837,780.88, 20,756,745.24 and 9,075,626.66

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Solution

The fourth proportional to 13,837,780.88, 20,756,745.24 and 9,075,626.66 is: 13,613,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837,780.88 : 20,756,745.24 = 9,075,626.66 : x
  2. Step 2: Convert to fraction form
    13,837,780.88/20,756,745.24 = 9,075,626.66/x
  3. Step 3: Cross multiply
    13,837,780.88x = 20,756,745.24 × 9,075,626.66
  4. Step 4: Simplify right side
    13,837,780.88x = 188,380,470,474,972.09
  5. Step 5: Solve for x
    x = 188,380,470,474,972.09/13,837,780.88
  6. Step 6: Final answer
    x = 13,613,488.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.