Home / 25,373,786.61-35,015,859.31-13,771,350.09

Finding the Fourth Proportional to 25,373,786.61, 35,015,859.31 and 13,771,350.09

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Solution

The fourth proportional to 25,373,786.61, 35,015,859.31 and 13,771,350.09 is: 19,004,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373,786.61 : 35,015,859.31 = 13,771,350.09 : x
  2. Step 2: Convert to fraction form
    25,373,786.61/35,015,859.31 = 13,771,350.09/x
  3. Step 3: Cross multiply
    25,373,786.61x = 35,015,859.31 × 13,771,350.09
  4. Step 4: Simplify right side
    25,373,786.61x = 482,215,657,382,163.81
  5. Step 5: Solve for x
    x = 482,215,657,382,163.81/25,373,786.61
  6. Step 6: Final answer
    x = 19,004,481.47

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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.