Home / 17,012,986.20-25,519,479.30-16,789,037.40

Finding the Fourth Proportional to 17,012,986.20, 25,519,479.30 and 16,789,037.40

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Solution

The fourth proportional to 17,012,986.20, 25,519,479.30 and 16,789,037.40 is: 25,183,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012,986.20 : 25,519,479.30 = 16,789,037.40 : x
  2. Step 2: Convert to fraction form
    17,012,986.20/25,519,479.30 = 16,789,037.40/x
  3. Step 3: Cross multiply
    17,012,986.20x = 25,519,479.30 × 16,789,037.40
  4. Step 4: Simplify right side
    17,012,986.20x = 428,447,492,396,225.81
  5. Step 5: Solve for x
    x = 428,447,492,396,225.81/17,012,986.20
  6. Step 6: Final answer
    x = 25,183,556.10

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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.