Home / 23,328,002.80-34,992,004.20-21,200,489.20

Finding the Fourth Proportional to 23,328,002.80, 34,992,004.20 and 21,200,489.20

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Solution

The fourth proportional to 23,328,002.80, 34,992,004.20 and 21,200,489.20 is: 31,800,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,002.80 : 34,992,004.20 = 21,200,489.20 : x
  2. Step 2: Convert to fraction form
    23,328,002.80/34,992,004.20 = 21,200,489.20/x
  3. Step 3: Cross multiply
    23,328,002.80x = 34,992,004.20 × 21,200,489.20
  4. Step 4: Simplify right side
    23,328,002.80x = 741,847,607,128,454.62
  5. Step 5: Solve for x
    x = 741,847,607,128,454.62/23,328,002.80
  6. Step 6: Final answer
    x = 31,800,733.80

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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.