Home / 13,542,341.99-20,313,277.71-5,455,110.89

Finding the Fourth Proportional to 13,542,341.99, 20,313,277.71 and 5,455,110.89

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Solution

The fourth proportional to 13,542,341.99, 20,313,277.71 and 5,455,110.89 is: 8,182,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,341.99 : 20,313,277.71 = 5,455,110.89 : x
  2. Step 2: Convert to fraction form
    13,542,341.99/20,313,277.71 = 5,455,110.89/x
  3. Step 3: Cross multiply
    13,542,341.99x = 20,313,277.71 × 5,455,110.89
  4. Step 4: Simplify right side
    13,542,341.99x = 110,811,182,420,139.69
  5. Step 5: Solve for x
    x = 110,811,182,420,139.69/13,542,341.99
  6. Step 6: Final answer
    x = 8,182,571.56

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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.