Home / 23,016,745.20-34,525,117.80-18,906,934.80

Finding the Fourth Proportional to 23,016,745.20, 34,525,117.80 and 18,906,934.80

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Solution

The fourth proportional to 23,016,745.20, 34,525,117.80 and 18,906,934.80 is: 28,360,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,016,745.20 : 34,525,117.80 = 18,906,934.80 : x
  2. Step 2: Convert to fraction form
    23,016,745.20/34,525,117.80 = 18,906,934.80/x
  3. Step 3: Cross multiply
    23,016,745.20x = 34,525,117.80 × 18,906,934.80
  4. Step 4: Simplify right side
    23,016,745.20x = 652,764,151,206,919.38
  5. Step 5: Solve for x
    x = 652,764,151,206,919.38/23,016,745.20
  6. Step 6: Final answer
    x = 28,360,402.20

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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.