Home / 14,079,208.92-19,429,584.12-9,187,560.60

Finding the Fourth Proportional to 14,079,208.92, 19,429,584.12 and 9,187,560.60

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Solution

The fourth proportional to 14,079,208.92, 19,429,584.12 and 9,187,560.60 is: 12,679,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,208.92 : 19,429,584.12 = 9,187,560.60 : x
  2. Step 2: Convert to fraction form
    14,079,208.92/19,429,584.12 = 9,187,560.60/x
  3. Step 3: Cross multiply
    14,079,208.92x = 19,429,584.12 × 9,187,560.60
  4. Step 4: Simplify right side
    14,079,208.92x = 178,510,481,535,297.69
  5. Step 5: Solve for x
    x = 178,510,481,535,297.69/14,079,208.92
  6. Step 6: Final answer
    x = 12,679,013.61

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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.