Home / 14,321,619.51-21,481,846.67-3,538,648.81

Finding the Fourth Proportional to 14,321,619.51, 21,481,846.67 and 3,538,648.81

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Solution

The fourth proportional to 14,321,619.51, 21,481,846.67 and 3,538,648.81 is: 5,307,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,619.51 : 21,481,846.67 = 3,538,648.81 : x
  2. Step 2: Convert to fraction form
    14,321,619.51/21,481,846.67 = 3,538,648.81/x
  3. Step 3: Cross multiply
    14,321,619.51x = 21,481,846.67 × 3,538,648.81
  4. Step 4: Simplify right side
    14,321,619.51x = 76,016,711,137,704.72
  5. Step 5: Solve for x
    x = 76,016,711,137,704.72/14,321,619.51
  6. Step 6: Final answer
    x = 5,307,829.27

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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.