Home / 13,760,684.68-20,524,929.77-11,949,323.80

Finding the Fourth Proportional to 13,760,684.68, 20,524,929.77 and 11,949,323.80

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Solution

The fourth proportional to 13,760,684.68, 20,524,929.77 and 11,949,323.80 is: 17,823,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,760,684.68 : 20,524,929.77 = 11,949,323.80 : x
  2. Step 2: Convert to fraction form
    13,760,684.68/20,524,929.77 = 11,949,323.80/x
  3. Step 3: Cross multiply
    13,760,684.68x = 20,524,929.77 × 11,949,323.80
  4. Step 4: Simplify right side
    13,760,684.68x = 245,259,031,793,989.53
  5. Step 5: Solve for x
    x = 245,259,031,793,989.53/13,760,684.68
  6. Step 6: Final answer
    x = 17,823,170.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.