Home / 18,470,779.92-25,489,834.92-10,322,542.80

Finding the Fourth Proportional to 18,470,779.92, 25,489,834.92 and 10,322,542.80

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Solution

The fourth proportional to 18,470,779.92, 25,489,834.92 and 10,322,542.80 is: 14,245,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470,779.92 : 25,489,834.92 = 10,322,542.80 : x
  2. Step 2: Convert to fraction form
    18,470,779.92/25,489,834.92 = 10,322,542.80/x
  3. Step 3: Cross multiply
    18,470,779.92x = 25,489,834.92 × 10,322,542.80
  4. Step 4: Simplify right side
    18,470,779.92x = 263,119,911,926,634.62
  5. Step 5: Solve for x
    x = 263,119,911,926,634.62/18,470,779.92
  6. Step 6: Final answer
    x = 14,245,197.72

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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.