Home / 13,145,786.40-19,718,679.60-6,067,898.40

Finding the Fourth Proportional to 13,145,786.40, 19,718,679.60 and 6,067,898.40

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Solution

The fourth proportional to 13,145,786.40, 19,718,679.60 and 6,067,898.40 is: 9,101,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,145,786.40 : 19,718,679.60 = 6,067,898.40 : x
  2. Step 2: Convert to fraction form
    13,145,786.40/19,718,679.60 = 6,067,898.40/x
  3. Step 3: Cross multiply
    13,145,786.40x = 19,718,679.60 × 6,067,898.40
  4. Step 4: Simplify right side
    13,145,786.40x = 119,650,944,394,952.66
  5. Step 5: Solve for x
    x = 119,650,944,394,952.66/13,145,786.40
  6. Step 6: Final answer
    x = 9,101,847.60

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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.