Home / 19,150,393.80-28,728,215.10-6,369,565.80

Finding the Fourth Proportional to 19,150,393.80, 28,728,215.10 and 6,369,565.80

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Solution

The fourth proportional to 19,150,393.80, 28,728,215.10 and 6,369,565.80 is: 9,555,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150,393.80 : 28,728,215.10 = 6,369,565.80 : x
  2. Step 2: Convert to fraction form
    19,150,393.80/28,728,215.10 = 6,369,565.80/x
  3. Step 3: Cross multiply
    19,150,393.80x = 28,728,215.10 × 6,369,565.80
  4. Step 4: Simplify right side
    19,150,393.80x = 182,986,256,396,003.59
  5. Step 5: Solve for x
    x = 182,986,256,396,003.59/19,150,393.80
  6. Step 6: Final answer
    x = 9,555,221.60

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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.